八年級下冊復(fù)習(xí)總結(jié)

1、Unit 1 Will people have robots?I. 詞匯more，less，fewer I dont agree. = I disagree. I agree (with you).in five years on computer on paperbesides on vacation many different kinds of goldfish no more be free live in as a reporter free timefall in love with like doing sth keep a parrotlook smart be able to

2、 do. Are you kidding?II. Grammar:一般將來時(shí)there will be few，a few，little，a little，much，many語法小結(jié)：一、一般將來時(shí)1用be doing表示將來：主要意義是表示按計(jì)劃、安排即將發(fā)生的動作，常用于位置轉(zhuǎn)移的動詞。 如：go，come，leave，arrive等，也可用于其他動作動詞。 We are having fish for dinner. We are moving to a different hotel the day after tomorrow. 這種用法通常帶有表示將來的時(shí)間狀語，如果不帶時(shí)間狀語，

3、則根據(jù)上下文可表示最近即將發(fā)生的動作。 A: Where are you going? B: I am going for a walk. Are you coming with me? A: Yes，I am just coming. Wait for me.2用be going to do表示將來：主要意義，一是表示“意圖”，即打算在最近的將來或?qū)磉M(jìn)行某事。Are you going to post that letter? How long is he going to stay here? I am going to book a ticket. 另一意義是表示“預(yù)見”，即現(xiàn)在已有跡

4、象表明將要發(fā)生或即將發(fā)生某種情況。 Its going to rain. George is putting on weight; he is going to be quite fat.3. 用will/ shall do表示將來： 主要意義，一是表示預(yù)見。 You will feel better after taking this medicine. Do you think it will rain? 二是表示意圖. I will not lend the book to you. Take it easy，I will not do it any longer. 基本結(jié)構(gòu)： She

5、will come to have class tomorrow. Will she come to have class tomorrow? She wont come to have class tomorrow. What will she do tomorrow?二、There be結(jié)構(gòu)1. therebe結(jié)構(gòu)中的be是可以運(yùn)用各種時(shí)態(tài)的。 There is going to be a meeting tonight. 今晚有個(gè)會議。 There was a knock at the door.有人敲門。 There has been a girl waiting for you.有個(gè)

6、女孩一直在等你。 There will be rain soon.不久天就要下雨了。 2. 動詞be單復(fù)數(shù)形式要跟there be之后的真正的主語一致。并且要根據(jù)就近一致原則來變換be的單復(fù)數(shù)形式。如There is a book on the desk. 課桌上有一本書。 How many people are there in the city? 這個(gè)城市里有多少人口？ There is a pen and two books on the desk.課桌上有一個(gè)鋼筆和兩本書。 There are two books and a pen on the desk.課桌上有兩本書和一個(gè)鋼筆。

7、There are some students and a teacher in the classroom.教室里有一些學(xué)生和一位老師。 There is a teacher and some students in the classroom.教室里有一位老師和一些學(xué)生。 3. 在therebe引起的句子結(jié)構(gòu)中，用來修飾主語的不定式主動形式和被動形式均可。 There is no time to lose (=to be lost). 時(shí)間緊迫。 There is nothing to see (=to be seen). 看不見有什么。 There is nothing to do. (

8、=to be done)無事可做。 4、There is no doing. (口語)不可能. There is no telling when he will be back. 無法知道他什么時(shí)候回來。 There is no knowing what he is doing. 無法知道他在做什么。 三、課文難句解析1. Will people use money in 100years? 一百年后人們還會使用錢幣嗎？1) money 金錢；貨幣 eg Whats the money? 價(jià)錢是多少? paper money 紙幣；鈔票2) in 100 years 在100年之后“in+一段

9、時(shí)間”常用在將來時(shí)態(tài)中 eg Ill come in an hour. 我一小時(shí)后來。 Ill see you again in three days. 三天后我再見你。2. There will be less leisure time空閑時(shí)間會更少。1) less 形容詞：較少的(是little的比較級)，修飾不可數(shù)名詞，其最高級是least；反義詞是more。 eg Janes less beautiful than Mary. 簡不如瑪麗漂亮。 Five is less than six 5比6少。2) leisure time 空閑時(shí)間 egWhat do you do in you

10、r leisure time? 你空閑時(shí)間做些什么？3. I think there will be more pollution 我認(rèn)為將會有更多的污染產(chǎn)生。1) think后跟的是賓語從句，且賓語從句是there be句型的一般將來時(shí)，結(jié)構(gòu)為“there will be+物+其他成分”。 eg I think it will rain tomorrow. 我認(rèn)為明天會下雨。 I think there will be fewer trees. 我認(rèn)為將來樹木會更少。 2) pollution表示“污染”，用作不可數(shù)名詞。 例如：They did a lot to stop water po

11、llution他們采取大量措施制止水污染。4. I dont agree 我不同意。 agree在本句中作動詞，I dont agree是一句交際用語，表示“不贊成某人或某人的觀點(diǎn)”，如果表贊成，則為I agree。1) 表示“同意某人意見”時(shí)用agree with sb，該短語不能用于被動語態(tài)。 eg Did you agree with him? 你同意他的意見嗎? I dont agree with what she said 我不同意她所說的。2) 表示“同意(某計(jì)劃、辦法、建議、條件)”時(shí)，用agree to(to在此用作介詞，其后接名詞、代詞或者相當(dāng)于名詞的成分)，該短語可以用于被

12、動語態(tài)。 egI agree to your idea 我同意你的想法。 My plan was agreed to by all of them 他們所有的人都同意我的計(jì)劃。3) 表示“就取得一致意見”用agree on(或upon)，指“兩者或兩者以上的商定，達(dá)成協(xié)議”。 egThey both agreed on the date for the meeting他們雙方都同意開會的日期。4) agree后還可以接不定式，不接動名詞，表示“同意做某事”。 egThey agreed to leave tomorrow afternoon他們同意明天下午動身。5. What do you t

13、hink Sally will be in five years? 你認(rèn)為薩莉5年之后將會是什么樣子? 此句中的do you think是插入語，其后接的賓語從句必須用陳述句語序。 eg Which book do you think she will like? 你認(rèn)為她會喜歡哪本書? Who do you think did it? 你認(rèn)為是誰干的那件事?6. I went to Shanghai last year and fell in love with it. 我去年去了上海，并且喜歡上了這座城市。1) go表示“去”，過去式是went，“go to+地名”表示“到某地去”。 eg

14、When will you go to school? 你什么時(shí)候去上學(xué)？ He will go to the factory tomorrow他明天要去那所工廠。 如果go后面接副詞，不用to。 egHe went home at before six yesterday evening他昨天晚上6點(diǎn)前回家的。2) last year意為“去年”，用于一般過去時(shí)態(tài)中。 egHe went to London last year去年他去了倫敦。3) love愛，熱愛，其反義詞是hate；fall in love with是“喜愛；愛上；與相戀”的意思。 egHe went to Harbin

15、last year and fell in love with it.去年他去了哈爾濱，并且喜歡上了那里。7. I cant have any pets because my mother hates them. 我不能養(yǎng)寵物，因?yàn)槲覌尣幌矚g他們1) because在這句中用作連詞，引導(dǎo)原因狀語從句，表示“因?yàn)椤?。注意在英語中because不能和so同時(shí)使用。 egJohn didnt go to school because he was ill. 約翰沒有上學(xué)，因?yàn)樗×恕?) hate表示“不喜歡，憎恨”，后可跟名詞或代詞作賓語，也可用詞組hate doing sth.，表示“討厭做某事

16、”。 egHe hated flowers. 他討厭花朵。 I hate swimming in the lake. 我討厭在那個(gè)湖里游泳。8. Ill probably go skating and swimming every day. 我會每天都去滑冰和游泳。1) go doing sth. 結(jié)構(gòu)，表示“去做 go skating 去滑冰go swimming去游泳go shopping去買東西 go fishing 去釣魚 go boating 去劃船 egMy father goes fishing every week 我爸爸每周都去釣魚。 I like going skating

17、我喜歡去滑冰。2) every day與everyday區(qū)別：every day表示“每天”，通常與一般現(xiàn)在時(shí)連用；而everyday表示“日常的，每天發(fā)生的，每日所用的”，是形容詞。例如： egI get up at six every day. 我每天6點(diǎn)起床。 He wears everyday clothes today今天他穿一身便服。9. During the week Ill look smart，and probably will wear a suit 在工作日里，我會看上去很精神，也許會穿一身套裝。1) during表示“在期間”，during the week是介詞短語，

18、意為“在工作日里”。 egThe sun gives us light during the day. 太陽在白天給我們陽光。 He fell asleep during the lesson. 他在上課時(shí)睡著了。2) look表示“看上去”，用作連系動詞，其后接形容詞作表語。 egThat dog looks dangerous. 那只狗看起來很危險(xiǎn)。 You look very beautiful today. 今天你看上去很漂亮。3) wear表示“穿”，表示狀態(tài)，用一般現(xiàn)在時(shí)表示經(jīng)常狀態(tài)，用現(xiàn)在進(jìn)行時(shí)表示暫時(shí)狀態(tài)。 egWe wear our rain boots on a rainy

19、 day. 我們在下雨天穿雨鞋。 She is wearing a new coat 她穿著一件新衣服。 Does he wear glasses? 她戴眼鏡嗎？ put on是“穿上”，“戴上”的意思，強(qiáng)調(diào)動作。 egShe put on a red coat and went out. 她穿上紅色大衣出去了。 注意：put on是一時(shí)的動作，不能跟表示一段時(shí)間的狀語連用。 他整天戴著草帽。 誤：He puts on a hat all day. 正：He wears a hat all day. 10. Ill go to Hong Kong on vacation 我會去香港度假。on

20、vacation意為“在度假”，on表示“處于狀態(tài)中”。eg He will go to Hangzhou on vacation他要到杭州度假。 My father will be away on business tomorrow我爸爸明天要出差。11. What do you think the weather will be like tomorrow? 你認(rèn)為明天的天氣怎樣?1) Whats the weather like? 是詢問天氣怎么樣，相當(dāng)于How is the weather？What be like?可以用來征求對方對某事的看法或意見，意思是“怎么樣?” 類似的說法還有

21、What do you think of? How do you like?等句型。 egWhat is the book like? What do you think of the book? How do you like the book? 你覺得這本書怎么樣? Whats the weather like today?How is the weather today? 今天天氣怎么樣?2) What isare1ike? 可用來提問天氣情況，也可用來對人(或物)的外觀、外貌提問，還可以用來對其特性提問。 egWhats the weather like today? 今天天氣怎么樣?

22、 Whats the young girl like? 那個(gè)年輕女孩長什么樣? What was the book like? 那本書怎么樣?12. There were many famous predictions that never came true(過去)有許多從沒成為現(xiàn)實(shí)。著名的預(yù)測1) 本句中that never came true是個(gè)定語從句，用于修飾先行詞predictions，that為引導(dǎo)詞，作定語從句的主語，不可省略。2) come true指“理想，夢想等實(shí)現(xiàn)”。come是連系動詞；true是形容詞，做連系動詞come的表語。 egMy dream will com

23、e true someday. 有一天我的夢想會實(shí)現(xiàn)。 Her dream to go to university has come true 她上大學(xué)的愿望實(shí)現(xiàn)了。Unit 2 What should I do? 【單元目標(biāo)】1重點(diǎn)短語1.want sb. to do sth. 2.play ones stereo 3stay at home 4.argue with sb / have an argument with sb. 5.be out of style 6.write sb a letter/write to 7.talk about 8.on the phone9.surpri

24、se sb. 10.pay for 11.get a part-time job 12.borrow sth. from sb. 13.ask sb. for 14.have a bake sale 15.find out 16.be upset 17.call up 18.the same as 19.get on well with sb. 20.return sth. 21.have a fight with sb. 22.fromto 23.drop off 24.prepare for 25.after-school clubs 26.be used to 27.fill up 28

25、.take the middle road 2目標(biāo)句型： 1. What should I do? 2. Why dont you? 3. You could 4. You should 5. You shouldnt3語法情態(tài)動詞的用法 【重難點(diǎn)分析】情態(tài)動詞(Modal Verbs )* 情態(tài)動詞也可稱為“情態(tài)助動詞 (Modal Auxiliaries)”，因?yàn)樗突局鷦釉~(be,do, have)都屬于助動詞類。* 情態(tài)動詞和其他動詞連用，可表示說話人的語氣。* 情態(tài)動詞可表達(dá)建議、要求、可能和意愿等。* 情態(tài)動詞沒有人稱和數(shù)的變化。* 常用的情態(tài)動詞有：can, could, ma

26、y, might, must, shall, should, will, would這九大情態(tài)動詞；其他的還有ought to, need, dare 等。一、九大情態(tài)動詞的時(shí)態(tài)關(guān)系：1. 現(xiàn)在式 can - 過去式 could2. 現(xiàn)在式 may - 過去式 might3. 現(xiàn)在式 shall - 過去式 should4. 現(xiàn)在式 will - 過去式 would5. 現(xiàn)在式 must - 過去式 must （常用had to來代替）二、情態(tài)動詞表示“可能”或“預(yù)測”(can, could, will, would, shall, should, must, ought to)（1）can

27、和 could 用于表示“可能”或“預(yù)測”：1. He cant be at home. (否定句) 他不可能在家。2. Can the news be true? (將情態(tài)動詞 can 置于主語 the news 前就成疑問句) 這消息可能是真的嗎?3. Anybody can make mistake. (只表示理論上的可能性) 任何人都可能犯錯(cuò)誤。（2）may 和 might 用于表示“事實(shí)上的可能性”或“預(yù)測”：1. It may rain tomorrow. (表示可能會發(fā)生) 明天可能會下雨。2. It may snow later this afternoon. (表示預(yù)測) 今

28、天下午可能會下雪。3. You might be right. (表示有可能) 你可能是對的。（3）will 和 would 用于表示“預(yù)測”或“習(xí)慣性”：1. I think he will be all right now. (will be 表示一定會)我想他現(xiàn)在一定好了。2. That would be his mother.(would be 表示肯定是) 那肯定是他母親。3. He will sit there hour after hour looking at the river.(will 表示經(jīng)常的) 他經(jīng)常一連幾個(gè)小時(shí)坐在那兒看著河水。（4）shall 和 should

29、用于表示“必定”：1. I shall be rich one day. (shall be ) 總有一天我會發(fā)達(dá)的。2. That should be Sam and his mother. (should be) 那準(zhǔn)是Sam 和他的母親。（5）must 用于表示“必定”，“必會”：1. This must be good for you.(must be 肯定) 這肯定對你是有益的。2. All mankind must die.(表示必然會發(fā)生的事) 所有的人一定會死的。3. Mustnt there be a mistake? (mustnt 多用于疑問句) 那肯定會有錯(cuò)誤嗎？三、情

30、態(tài)動詞表示“許可”、“請求”(can, could, will, would, shall, should, may, might, must)（1）can 和 could 用于表示“許可”、“請求”：1. Can I go with you? (請求) 我能跟你一起走嗎？2. Father said I could go to cinema. (表示過去的許可) 爸爸說我可以去看電影。3. Could I ask you something ? (請求,用 could 比 can 更婉轉(zhuǎn)) 我可以問你一件事嗎？（2）will 和 would 用于表示“請求”1. Will you kindl

31、y tell me the way to the post office?(表示客氣請求) 請問到郵局怎么走？2. Would you give me your address? (用 would 比 will 表示更客氣) 請你告訴我你的地址，好嗎？（3）shall 和 should 用于第一人稱，表示征求對方的意見1. Shall we talk? 我們談?wù)労脝幔?. What should we do next? (用should 比 shall 表示更客氣) 下一步我們該怎么做？3. Shall he come to see you? (用于第三人稱疑問句) 要不要他來看你？（4）ma

32、y 和 might 用于表示“許可”(口語中多用 can )1. You may take a walk. (表示給予許可) 你可以散散步。2. You might read the story for me. (比may更婉轉(zhuǎn)) 是否請給我讀一讀這故事。3.May I make a suggestion? 我可以提個(gè)建議嗎？4. Might I take a look of your work? 我看看您的大作行嗎？5. Students may not make noise in the library. (may not 表示不許可或禁止) 學(xué)生不得在圖書館里吵鬧。6. If I may

33、 say so, you are not right. (用于條件句，表示請求) 你是不對的，如果我可以這么說的話。（5）must 用于表示“禁止”，“不準(zhǔn)”：1. Cars must not be parked here. (must not表示不許可) 此地不準(zhǔn)停車。2. All of you mustnt fishing in the pool. (must not 語氣方面比 may not 更強(qiáng)) 你們不準(zhǔn)在池里釣魚。四、重要短語和表達(dá)法(Key Words)1argue v爭論；爭吵 argue with sb與某人吵架 I argued with my best friend我和

34、我的好朋友吵架了。 Dont argue with him. 別和他爭吵了。 2 either adv.（用于否定句）也 He doesnt have any money, and I dont, either他沒有錢，我也沒有。 I cant play chess. She cant, either.我不會下國際象棋，她也不會。 too 也（用于肯定或疑問句） Im a teacherHe is a teacher, too我是老師，他也是老師。 We are going hiking. Are they going hiking,too?我們要去徒步旅行,他們也要去嗎？ 3ask （sb）

35、for sth向某人尋求某物；要 Dont ask for food every dayGo and find some work 別天天要飯，找點(diǎn)兒工作做。 I dont think you should ask your parents for some money.我想你不應(yīng)向父母要錢。 If you have any problems, you can ask the policeman for help. 如果你有困難，可以向警察求助。 He didnt want to ask his teacher for his book back 他不想向老師要回他的書了。 4the same

36、 as. 與相同 The clothes are the same as my friends這些衣服與我朋友的一樣。 Tom is the same age as Anna Tom is as old as Anna湯姆和安娜一樣大。 Her backpack is the same as mine. 她的背包與我的一樣。 5except 除以外；（不包括在內(nèi)） My class has been invited except me Only I havent been invited除我以外，我的同學(xué)都被邀請了。 All the students went to the park exce

37、pt him Only he didnt get to the park They all toured America except her. 除了他以外，所有的學(xué)生都去美國旅行過。 besides 除以外（包括在內(nèi)） We all went there besides him He went thereWe went there, too除他去以外，我們也都去了。 There are five more visitors besides me.除了我之外還有5倍訪客6wrong adj錯(cuò)誤的；有毛病的；不合適的 Is there anything wrong with you? 你哪兒不舒

38、服？ Whats wrong with you? 你怎么了?(你哪里不舒服?) Ive got a headache我頭痛。 Whats wrong with your watch? It doesnt work.你的手表怎么了？它不走了。 adv錯(cuò)誤地；不正確地；不對地 He answered wrong他答錯(cuò)了。 They knew they did wrong. 他們知道他們做錯(cuò)了。7get on well with sb與某人相處融洽 The students will get on well with the teacher學(xué)生會和老師相處得非常好。 We get on well w

39、ith each other我們彼此相處融洽。 Can she get on well with all the other students in her class? 她能與她班里所有的同學(xué)相處得好嗎?8have a fight with sb fight with sb與某人打架 I dont want to have a fight with my cousin 我不想和我的堂兄打架。 They never fight with each other.They are really good friends. 他們從不打架，他們的確是好朋友。 五、主要句型(Key Sentences

40、Structures) What should I do? You could write him a letter What should he do? Maybe he should say sorry to him What should they do? They shouldnt argue六、詞語辨析 1. borrow sth. from sb. 從某人處借進(jìn)某物 lend sth. to sb. 把某物借給某人 borrow sth. from sb. 是指該句的主語從別人處(往里)借進(jìn)某物 例:He borrowed the dictionary from Lucy yest

41、erday. 他昨天從露西處借了那本字典. lend sth. to sb. = lend sb. sth. 是指該句的主語把某物（往外）借給別人用 例如：Could you lend me your car? 請你借給我你的車用一下好嗎？2. get sb. to do 使做（以人為對象時(shí)，有“說服使做”的含義） He could get a tutor to come to his home. 他可以請一位家庭教師來他家。 Youll never get her to agree. 你決不可能使她同意。 ask sb. to do 邀請（人）做 We asked her to come t

42、o our party.我們請她來參加聚會 tell sb. to do讓某人做某事 例如： The teacher told him to finish the work that day. 老師那天讓他完成那項(xiàng)工作。3、be in style 時(shí)髦的，流行的 be out of style 過時(shí)的，不時(shí)髦的 例： Look! Her new dress is in style.她的新裙子很時(shí)髦。 Those clothes are out of style. 那些衣服過時(shí)了。七、課文解釋1、I dont want to surprise him. 我不想讓他感到意外。 此處surprise

43、是及物動詞 surprise sb. 使某人感到吃驚 eg. My friend always surprises me.2、talk about it on the phone 用電話就此事進(jìn)行交流eg. Call Jim on the phone. 找吉姆聽電話。 Lily, you are wanted on the phone. 莉莉，你的電話3、call sb. (up) =give sb. a call 給某人打電話He called me (up) from New York. 他從紐約給我打來電話=He gave me a call from New York.4、write

44、sb. a letter = write a letter to sb. 給某人寫信5、give him a ticket to a ball game.給他一張觀看球賽的入場券 eg. They got two tickets to tonights show.他們搞了兩張今晚表演的入場券。6、She has the same haircut as I do. 她和我有相同的發(fā)型。eg. Tim has the same clothes as his brother does.提姆和他的弟弟有相同的衣服。7、find out （研究、努力的結(jié)果）發(fā)現(xiàn)，查出，找出You should find

45、 out (the answer) for yourself.你應(yīng)該自己去找答案。8、Everyone else in my class was invited except me. 除了我以外，我們班其他別的人都接到了邀請（信）此句中else一詞不能單獨(dú)使用它必須跟在不定代詞像“someone, anyone nobody”等詞的后面，或跟在特殊疑問詞像“what, where”等詞的后面使用意思是“別的”eg. What else do you know about it? 關(guān)于此事你還知道什么別的方面9、I cant think what I did wrong. 我真想不出我做錯(cuò)了什么

46、。此句中 what I did wrong是賓語從句，作think的賓語應(yīng)用陳述語序。10、Im very upset and dont know what to do.我很沮喪，不知該干什么。此句中 what to do是不定式作know的賓語，可用賓語從句來代替。可以說成“I dont know what I should do.”11、There are a lot of things you could do. 有許多你能做的事。此句中 you could do是定語從句，修飾前面的名詞“things”12、You left your homework at home.你把你的作業(yè)落在

47、家里了。Leave sth. +介詞短語，是“把忘在，落在（某處）的意思。eg. He left his umbrella on the bus.他把傘忘在公交車上。13、You should try to be funny. 你應(yīng)該試著幽默一些。 Try to do努力做，試著做，盡量做 而try not to do 是盡量不做eg. Please try not to be late again. 請盡量不要再遲到。14、Their school days are busy enough. 他們的學(xué)校生活是夠忙的。 enough必須放在形容詞/副詞的后面,表示“足夠的”eg. He is

48、tall enough to reach that apple. 他足夠高的可以夠著那個(gè)蘋果。15、be under too much pressure. 在太多的壓力下16、see other children doing a lot of things 看別的孩子在做許多事 see sb. doing 看見某人正在干某事eg. We saw them playing basketball at that time.那時(shí)我們看見他們在打籃球17、find it hard to do sth. 發(fā)現(xiàn)做（事）很難 He found it hard to learn math well. 他發(fā)現(xiàn)學(xué)

49、好數(shù)學(xué)很Unit 3 What were you doing when the UFO arrived?【單元目標(biāo)】1單詞與短語well, buy, cut, land, while, experience, strange, around, follow, climb, shout, run, anywhere, happen, accident, modern, bright, silence, destroy, meaning, souvenir1.get out (of) 2.in front of / in the front of 3.take off 4.buy for 5.la

50、nd on 6. shout to / at 7.run away 8.come in 9.hear about 10.the Museum of Flight11.happen to 12.stop doing 13.take place14.as. as 2目標(biāo)句型：1. What were you doing when.? 2. I was doing sth. when. 3. How about. / What about.? 4. What happened next?5. While sth./sb. was doing sth., I did.3語法1. 過去進(jìn)行時(shí)2. 情態(tài)動

51、詞的用法【重難點(diǎn)分析】一. 過去進(jìn)行時(shí)過去進(jìn)行時(shí)表示過去某一時(shí)刻或者某段時(shí)間正在進(jìn)行或發(fā)生的動作，常和表過去的時(shí)間狀語連用，如： I was doing my homework at this time yesterday.昨天的這個(gè)時(shí)候我正在做作業(yè)。 They were waiting for you yesterday.他們昨天一直在等你。 過去進(jìn)行時(shí)的構(gòu)成：肯定形式：主語+was/were+V-ing否定形式：主語+was not (wasnt)/were not (werent)+V-ing疑問形式：Was/Were+主語+V-ing?；居梅ǎ?.過去進(jìn)行時(shí)表示過去某一段時(shí)間或某一時(shí)刻正在進(jìn)行的動作。常與之連用的時(shí)間狀語有，at that time/moment, (at) this time yesterday (last night/Sunday/week), at+點(diǎn)鐘+yesterday (last night / Sunday)，when sb. did sth等時(shí)間狀語從句，如： What were you doing at 7p.m. yesterday? 昨天晚上七點(diǎn)你在干什么？ I first met Mary three years ago