新目標(biāo)八年級上冊英語第二單元知識點歸納

1、版新目標(biāo)八年級上冊英語第二 單元知識點歸納作者:日期:Unit22015八年級上冊英語第二單元知識點歸納How often do you exercise?重點詞housework家務(wù)勞動；家務(wù)事hardly幾乎不；幾乎沒有ever在任何時候；從來；曾經(jīng) once一次；曾經(jīng) twice兩次；兩倍 program節(jié)目 full忙的；滿的；充滿的 maybe大概；或許；可能 least最?。ǖ模?；最少（的）health n健康（adj.健康的）percent百分之 although雖然；盡管；即使 through以；憑借；穿過dentist牙科醫(yī)生magazine （pl.magazine

2、7; 雜志； 期干Uhowever然而； 不過than （用以引出比較的第二個部分）比 almost幾乎；差不多 none沒有一個; 毫無less較少（的）；較?。ǖ模┮弧⒃~組、短語：1、help with housework 幫助做家務(wù)活，2、 go shopping 購物，3、on weekends 在周末，4、how often 多久一次，5、hardly ever幾乎不，6、once a week 每周一次，7、twice a month 每月 二次，8、go to the movies去看電影，9、every day 每天,10、use the Interneth網(wǎng) /用網(wǎng),11、b

3、e free 有空，12、 have dance and piano lessonsh舞蹈鋼琴課,13、swing dance搖擺舞14、play tennis 打網(wǎng)球，15、stay up late熬夜，睡得很晚16、at least至少，17、go to bed early 早睡，18、play sports鍛煉身體，進行體育活動19、 be good for對有好處,20、 go camping去里子營,21、in one ' s free tirmeM人的空閑時間，22、not .at all根本不；一點兒也不 23、the most popular最流行；最受歡迎的24、su

4、ch as例如，25、go to the dentist去看牙醫(yī),26、more than 超過/多于，27、Old habits die hard舊習(xí)慣難改。28、 hard=difficult 困難的，29、less than少于/不到二、習(xí)慣用法、搭配 廠1. help sb. with sth幫助某人做某事2. How about+n./v.ing?=What about ?.怎么樣？ / 好不好？3. want sb. to do sth.想讓某人做某事4. How many +可數(shù)名詞復(fù)數(shù)十 一般疑問句.有多少.5. 主語+ find+ that從句 發(fā)現(xiàn)6. It ' s

5、 + adj.+ to do sth故某事是.的7. spend time with sb.和某人一起度過時光8. ask sb. about sth.向某人詢問某事9. by doing sth. 通過做某事10. What ' s your favoritei最喜歡的是什么？11. start doing sth.開始做某事12. the best way to do sth.做某事的最好方式13、leave for動身去某地二、精講1. How often do you exercise?你多久鍛煉一次？【解析】本句是含有特殊疑問詞 how often的特殊疑問句。how oft

6、en多久一次，用于對動作發(fā)生的頻率進行提問?；卮饝?yīng)該是頻度副詞或表示頻率的詞組，如 always, usually, often, sometimes, hardly, ever, never, every day, once a week three times a day.等。Eg-How often do you go to the movies?爾多久去看一次電影？ Once a week. 一周一次。how often:多久一次，用來提問在某一特定時間內(nèi)進行某個動作的次數(shù)，答語有never, sometimes, often, usually, always, three times

7、 a yeOr。how long:多長時間，用來對“for +一段時間”提問，強調(diào)時間的延續(xù)，其謂語動詞應(yīng)為延續(xù)性動詞；止匕外，還可用于詢問物體的長度。how soon:需要多長時間，過多久才對“in+一段時間“提問，答語有in a week/month/ year 等。how far：多遠，用來詢問距離，答語常用 數(shù)字+ miles/ kilometers等?！苯馕?2 exercise v 鍛煉 =do sports= play sports【短語】take /have/do exercise做運動do morning exercise 做早操do eye exercise 做眼保健操2.

8、 help with housework幫助做家務(wù)(1) help with sth.意為 幫助做某事”拓展：help sb. with sth.= help sb. (to) do sth.幫助某人做某事Eg: I often help him with his English.= I often help him (to) learn English. 我經(jīng)常 幫他學(xué)習(xí)英語。(2) housework意為 家務(wù)勞動”。不可數(shù)名詞。1. They have housework to do.A. manyB. much3、What do you usually do on weekends?你

9、在周末做什么?【解析1】頻度副詞意思頻度always總是，一直，100%usually通常，經(jīng)常90%often常常，經(jīng)常70%sometimes = at times有時，不時40%hardly ever= almost not幾乎從不5%never從不，決不0%【注】：頻度副詞表示多長時間做某事一次，用在要義動詞之前二 系動詞、一助動詞、情態(tài)動詞之后。We often clean the classroom every day.【拓展】 some time /sometime/some times/sometimes【口訣】：分開是一段，合起是某時；分開s是倍次，合起s是某時(1)some

10、 time 一段時間，做時間狀語It takes sb some time jo do sth 做某事花費某人多長時間(2) sometime adv 在某個時候一()I hope to visit the USA in the future.A. sometimes B. some times C. sometime D. some time(3) some times 名詞詞組，“幾次，幾倍 ”(4) sometimes=at times有時(般現(xiàn)在時的標(biāo)志詞)【2014 四川綿陽】17do you write an English article for our school newsp

11、aper?Sometimes.A. How longB. How often C. How muchD. Howfar【解析2】weekend/weekday辨析單詞意思范圍weekend周末周六、周日weedday工作日周一至周五【解析】 on weekends = on Saturday and Sunday 在周末on weekdays= from Monday to Friday 在工作日()The teachers never arrive late for work from Monday to Friday.A. on weekdays B. on weekends C. eve

12、ry day D. five times a week. 辨析：sometimes , some times , sometime , some timesometimes是頻度副詞，意為“有時；問或”，表示動作發(fā)生的頻率，相當(dāng)于at times提問。常用于一般現(xiàn)在時與一般過去時。提問用 how oftensome times是名詞短語，意為“幾倍、幾次"。time作可數(shù)名詞時可作 次數(shù)”解；表示 時間”時是不可數(shù)名詞。How mang timessometime某個時候。可指過去或?qū)淼哪硞€時候。 提問用whensome time 一段時間。常與for連用。對它提問用 how lo

13、ng 。口訣記憶：分開 段時間”；相聚 某個時候”。Eg: Sometimes I get up very late. 有時我起床彳艮晚。I will go to shanghai sometime next week. 下周某個時候我要去上海。He reads the story some times.他讀這個故事幾遍了。I ' ll stay here for some time.我將會在這兒呆一段時間。練習(xí)： We plan to stay in Hainan for . 我彳門 打算在海南呆一段時間。 I am sure that we have met before.我肯 定

14、我們之前見過幾次了。 I have letters from him. 有時我會收至U 他的來信。4. Hardly ever 幾乎從不【解析】 hard (1)adv 努力地，猛烈地 work hard 努力工作 study hard 努力學(xué)習(xí)(2) adj.困難的，艱難的 =difficult It ' hard/difficult for sb to do sth做某事對某人來說是困難的It ' s hard for us(finish) the work without other' s help.【拓展】hardly adv幾乎不，從來不”，表否定意義，常與c

15、an ,any ,ever連I can hardly believe it.()ItS raining.People can go out.A. hard; hardly B. hardly; hard C. hard ; hard D. hardly ; hardly【注】形容雨雪下的大用hard/heavy辨析：hardly 與 hardhardly幾乎不，一般位于動詞之前。hard努力，位于動詞之后。eg: He hardly works. 他幾乎不工作。He works hard.他工作努力。5. use the Internet 用互聯(lián)網(wǎng)use sth. to do sth.用某物做

16、某事 eg： I use a knife to cut bread.我用刀切面包。短語：on the Internet 在網(wǎng)上 ，surf the Internet網(wǎng)上沖浪，上網(wǎng)5. What ' s your favorite program 你最喜歡的節(jié) 目是什么?句型：What' s your favorite.?=Wht. do you like best?你最喜歡的是什么？1 .What' syour favorite animal ? 你最喜歡的動物是什么？=6. Are you free next week ? 你下周有空嗎？free意為空閑的，有空的&q

17、uot;，反義詞busy。be free意為閑著，有空”eg: He is free now他現(xiàn)在有空。拓展：free還可譯為 免費的”Eg: The tickets are free.票是免費的7. twice a week 一周兩次【解析】英語中，once表示 乙次”，twice表示 兩次“，從 三次”起用 基數(shù)詞+ times 蓑示次數(shù)。three times三次，five times 五次。8. Hmmnext week is quite full for me , Jack.W下周我很忙，杰克?！窘馕觥縡ull adj.忙的；滿的；充滿的常用短語為be full of.,意為 充滿”

18、；反義詞是empty,意為 空的”。Eg. The bus is full of people.公共汽車?yán)飻D滿了 人。full adj.吃飽的；過飽的，其反義詞是 hungry,意為 饑餓的”。Eg. Are you hungry or full ?你餓了還是飽了 ?She sometimes goes shopping她有時去購物。 （P11. Grammar Focus）【解析】sometimes為頻度副詞，意為 有時候”，多用于一般現(xiàn)在時或一般過去 時中。辨析： sometimes, sometime, some tim% some timesSometimes意為 宥時”，可放于句首或

19、句中。（How often提問）Sometime表示在某個時間段內(nèi)的某個時候，既可以表示過去某個時間也可以表示將來的某個時間。（When提問）Some time名詞性短語，意為 乙些時間"，time是不可數(shù)名詞，意為 時間”。（How long 提問）Some times表示 幾次"，time是可數(shù)名詞，表示 次；次數(shù)”。（How many times提問）Eg. Even friends sometimes disagree.即使是朋友，有時也會意見不合。I hope to see you again sometime next year.我希望明年的某個時候能再見至UP

20、lease give me some time to red this passage給我些時間看這篇文章。I have been to Beijing some times before.我以前去過北京幾次。9. How come?怎么會？ 怎么回事？How come冊固定表達，意為“怎么回事？/怎么會？”表示某件事情很奇怪，有點想不通；可單獨使用，也可引導(dǎo)一個問句，相當(dāng)于疑問句 why,但how come 開頭的特殊疑問句使用的仍然是陳述語序。How come Tom didn ' t come to the party? = Why didn ' t Tom come t

21、o the party?10. I have dance and piano lessons.我要上舞蹈課和英語課。have在此意為上課”。Eg: They ' re having an Eisgllesson. 他們正在上英語課。擴展：have lessons 上課 , Lesson One 第一課11. Well , how about Tuesday ? 哦，那周二呢？How about.?（二What about.?）意為" 怎么樣？ ”，用來征求對方的意見。Eg: How about this book? 這本書怎樣?How / What about doing s

22、th. .? 做怎么樣？Eg： -What will we do on Sunday? 星期天我們什么？-How about visiting the museumi? 去參觀博物館咋樣？1. It ' s sunny tgdWyhat about(play) tennis?12. I go to the movies maybe once a month.我可能一月去看電影一次?！窘馕觥縨aybe adv.大概；或許；可能Eg. Maybe that man is a policeman.或許那人是警察。maybe 和 may bemaybe副詞，意為或許；大概”，常 位于句首表推測

23、。Maybe he is at Jim's home. 或許他在吉姆家。may be由情態(tài)動詞may和be構(gòu)成， 意為何能是、也許是"，在句 中作謂語。He may be right.他可能是對的?！窘馕?1】go to the movies = go to the cinema = see the film 去看電影 解析2 maybe/may be辨析：(1) maybe =perhaps adv 也許，可能，表示推測，通常用于旬首，在旬中作狀語。() Li Hua wants to be an astronaut like Yang Liwei.A. May be B.

24、 May C. Also D. Maybe(2) may be是“情態(tài)動詞may +動詞原形be"，或許，可能是，也表示推測,在句中作謂語。可以和 maybe互換。Tomi s pen may be in his backpack.=Maybe Tom' s pen is in his backpack【江蘇南通】 Now all of us exercise at least hour a day in and outsideschool.A. the ; a B. a; an C. /; a D. /; an13. He plays at least twice a we

25、ek.他至少一周踢(足球)兩次?！窘馕觥縧east adv最??；最少 adj.& pron.最少的；最小的，它是little的最高級。Eg. He has leastmoney of all of us.在我們所有人中他的錢最少。She works least.她工作最少。We have least tim覦們時間最少。at least至少；不少于；起碼，其反義短語為： at most至多14. On Wednesday and Friday.在周三和周五【解析】介詞at/ in /on /for表示時間：1)at.表示某一具體時間點，某一時刻/年齡at six o clockat n

26、oon at that time at the moment at the age of at night2)in表示時間段，一天的三個時間段以及月份，年，季節(jié)，世紀(jì)，人生的某個時期(某人幾十歲時)In the morning/afternoon /evening in spring /in 2007/in Marchin the twenty-first centuryin his fifties3)on表示星期幾 收一具體的日子/具體某天的上午 嚇午/晚上，表示一天中的三個 時間段名詞前有修飾語或后有修飾語時.On Monday on New Years Day on Sunday mor

27、ning on a rainy night g. At least he should say由2門卜$至至少應(yīng)該說聲謝謝。15. 頻度副詞【解析】頻度副詞表示經(jīng)常性的動作或情況，常和一般現(xiàn)在時連用，表示現(xiàn)在經(jīng) ?；蚍磸?fù)發(fā)生的動作，按其頻率發(fā)生的高低分別是：always總是；usually通常；often 經(jīng)常； sometimes 有時；hardly ever 幾乎不；never從不。對這些頻 度副詞進行提問時，用特殊疑問詞 how often,意為 多久一次”。Eg. They always go to the park by bus.他們總是乘公共汽車去公園。Kate is often

28、late for school.凱特經(jīng)常上學(xué)遲到。I sometimes_watch TV programs.(寸畫線部分提問)How often do you watch TV programs?你多久看一次電視節(jié)目？16. But my mother wants me to drink it.但我媽媽想讓我喝它。want sb. to do sth.意為 想讓某人做某事”，否定形式為 want sb. not to do sth.意 為不想讓某人做某事Eg: She wants me to bring him some pens.她想讓我給她帶些鋼筆。拓展：1.want sth.想要某物D

29、o you want any story books?你想要些故事書嗎？2.want to do sth.想要做某事I want to visit my uncle. 我想去看望我的叔叔。Do you want (tell) me anything?17. She says it's good for my health.她說它對我的健康有益?！窘馕觥縝e good for對有益Eg. Exercise is good for you. 鍛煉對你有益。be good at在方面做得好；擅長 Eg. He is good at learning languages. 他擅長學(xué)習(xí)語言。Eg

30、. be good with與相處融洽The teacher is good with his students.這位老師和他的學(xué)生相處融洽。Eg. be good to 對友好My new deskmate is good to me.我的新同桌對我很友好。health n.健康，是不可數(shù)名詞。Eg. I think health is more important than money.我認(rèn)為健康比金錢更重要。be in good/poor health身體狀況好/不好My grandparents are both in good health.我祖父母身體者 B 彳艮好。healthy

31、 adj.健康的We should eat healthy food.我們應(yīng)當(dāng)吃健康的食物。unhealthy adj.不健康的Junk food is unhealthy.垃圾食品是不健康的。18. How many hours do you sleep every night ?你每天晚上睡幾個小時？【解析】how many 和how much9how many和how much都可以表示 多少"，但how many后接可數(shù)名詞復(fù)數(shù), 而how much后接不可數(shù)名詞。Eg. How many girls can you see?你能看見多少個女孩？How much milk d

32、o you want? 你想要多少牛奶？詞語詞義用法答語特征how long how often多久詢問時間多久for/about+一段時間多久一次詢問動作的頻率often, twice a week 等how soon多快，過多久詢問時間多快in+一段時間how far多遠詢問距離多遠 1ten minutes ' walkhow many多少詢問口數(shù)名詞數(shù)量二數(shù)詞+可數(shù)名詞復(fù)數(shù)how much多少詢問/、口數(shù)名詞數(shù) 量數(shù)詞+表示量的詞+不可數(shù) 名詞多少錢詢問價格數(shù)詞+錢19. Last month we asked our students about their free tim

33、e activities.上個月我們 向?qū)W生詢問了他們業(yè)余活動的情況。ask sb. about sth. 詢問某人關(guān)于某事 ”Eg:I asked my teacher about today ' s homework.【解析1 1 ask sb about sth向某人詢問有關(guān)的情況ask sb to do sth 請/要某人去做某事（否定形式）ask sb. not to do sth ask sb. for sth向某人要某物【解析 2 】active adj.活躍的 f activity n 活動 My friend is（active）.20. Here are the r

34、esults. 這是（調(diào)查）結(jié)果。here位于句首，句子要倒裝。當(dāng)主語是名詞性短語時，要用全倒裝，即“ here + 謂語+主語”；當(dāng)主語是人稱代詞時，要用半倒裝，即“ here+主語+謂語”。Eg: Here is your jacket. 這是你的夾克。 Here he comes.他來至U這兒。Here comes the bus.汽車來了。21. . - twenty percent students don ' t exercise at- aff 分之 20 的學(xué)生根本不 鍛煉。.百分?jǐn)?shù)由percent來表示，構(gòu)成：基數(shù)詞 +percent。Eg： Seventy perc

35、ent of the boys like playing computer games男生中 70%喜歡完電 腦游戲。not. at all意為點兒也不，根本不用來加強否定語氣。Eg： I don ' know about it at all. 拓展：not at all = you are welcome對那件事點也不知道 意為不用謝，不客氣10Eg: -Thank you for your help.-Not at all.22. . Although many students like to watch sports, game shows are the most popul

36、ar.盡管許多學(xué)生喜歡看運動類節(jié)目，但游戲類節(jié)目是最受歡迎的。although連詞。意為雖然，盡管"。but意為但是"。英語中，although與but 不能同時使用。Eg: Although it rained , the boys still played outside.=It rained, but the boys still played outside. 盡管天下雨了，但男孩們?nèi)栽谕饷?玩耍。1. My cousin knows a lot about geography he is only four years old.A. becauseB. soC.

37、although23.It's good to relax by using the Internet or watching game shows , but we think the best way to relax is through exercise.盡管通過上網(wǎng)或觀看游戲節(jié)目對放松很 有好處，但是我們認(rèn)為鍛煉是最好的放松方式?！窘馕觥窟@是一個“ It ' s+adj+to do sth'.的句型結(jié)構(gòu)，意為“做某事是 .”。 其中it是形式主語，真正主語是動詞不定式to relax by using the Internet orwatching game

38、shows拓展：It's + adj.(easy,difficult,important,necessary) +(for sb.) to do sth.It ' s+adj+for sb.) +to do sth. 意為 “(對某人來說)做某事是 的”。該句 中的形容詞用于描述事物的特征，表客觀情況，如 difficult (困難的)，hard(困難 的)easy (容易的)Eg: It ' s very important to listen careyuin class. 上課認(rèn)真聽講很重要。It ' s easy for us to swim.t我們來說

39、游泳很容易。t's +adj( kind, honest, friendly, )+(of sb) to do sth.: 意為“某人做某事是該句中的形容詞用于描述人物的品質(zhì)，表主觀情感和態(tài)度By在此處表示方式、方法、手段，意為“憑借；靠；用；通過”。其后通常接名 詞或動名詞，作方式狀語，可放在句首也可放在旬末。By作為介詞用法：by+交通工具乘.by+時間在.之前，至U.為止by+地點在.旁邊；靠近.24、Although many students like to watch sports. 雖然許多學(xué)生喜歡看體育節(jié)目解析although=though conj雖然，即使;不能與b

40、ut連用、引導(dǎo)讓步狀語從包by + ving/ 工具|【解析】through +手段、媒介 “以，憑借，穿過”名詞【辨析】through/acrossthrough ”從中經(jīng)過”，強調(diào)動作發(fā)生在立體空間，指從物體的空間內(nèi)部穿過，如門、窗、洞、森林等(2) across橫越，穿過”，指從表面走過或從一邊到另一邊()he isn 'rich enough, he often gives away money to some poorchildren.A. ThoughB. When C. Because D. If()he is very tried, he still tries . A

41、. Because ; work B.Because; to work C. Although; working D. Although ;to work25.Exercise such as playing sports is fun , and you can spend time with your friends and family as you play together.像參加體育運動這樣的鍛煉是有趣的， 并 且你可以與你的朋友和家人一起花費時間進行鍛煉?！窘馕觥縮uch as例如;像這樣表示舉例，相當(dāng)于like。Eg. I like animals such as cats a

42、nd dogs. 我喜歡動物，像貓和狗。such a囪構(gòu)既可表示為 名詞+ such a升例子”，也可表示為“such名詞+ as+例 子”。Eg. I enjoy songs such as this one. I enjoy such songs as this on哦喜歡像這首歌 一樣的歌?！窘馕?11 such as/ for example 辨析:(1) such as例如，像一樣”常常列舉同類人或物中的幾個例子， 放在被列舉的事物與前面的名詞之間。I like all kinds of sports such as runningand swimming.(2) for examp

43、le 一般只列舉同類人或物中的 “一個”，做插入語，位于旬首、句中或旬末解析 2 spend /pay /cost/ take 花費動詞主語賓語句型結(jié)構(gòu)spend人時間或金錢sb. spend on sth/ in doing sthpay人金錢pay-. forcost物金錢sth cost sb. some moneytakeit時間It takes sb. . to do sth重點： spend timemoney on sth. 在上花費時間或金錢He didn ' t spend much time on his homewor她沒在作業(yè)方面花彳艮多時間。I spend 2

44、00 yuan on a new coat.spend timemoney (in) doing sth.花費時間或金錢做某事Don' t spend too much time watching TV不要花費太多時間看電視。He always spend his time playing football. Eg: I enjoy playing computer games,but I can' ttoo much timethat.A.take, doing B.spend, doing C.spend, for doing D.take, to do26 . And r

45、emember , “old habits die hard .請記?。?'日習(xí)慣是很難按棄的【解析】die v.消失；消滅；死亡(1)作 死亡”講，是不及物動詞，不能用于被動語態(tài)，強調(diào)動作，是瞬間動詞， 不能與表示一段時間的狀語連用。Eg.His grandfather died five years ago. 他祖父五年前去世的。(2)die可以用于進行時態(tài)，表示 即將死去，奄奄一息”。Eg.He is dying他快要死了。dead死的，是die的形容詞形式?？勺鞅碚Z或定語。作表語時，表示狀態(tài)。Eg.His dog has been dead for two weeks 他的狗已

46、死了兩周了。death死亡，是die的名詞形式。Eg.His mother's death made him very sad他母親的去世使他非常難過。27 .However, she has some bad habits, too.然而,她也有一些壞習(xí)慣?！窘馕觥縣owever adv.然而；不過Eg.He said that it was so he was wrong, however他說事情是這樣的，但是他錯however 和 but二者都有 然而；但是”之意，具體用法不同。however副詞，可以放在句首、 句中或句末，置于句中時，前后通常用逗號隔開。Eg. He want

47、ed to go to the shopping mall however, he didn't go at last.他想去購物中心，但最后還是沒去。but并列連詞，常常在句中，引導(dǎo)一個表示轉(zhuǎn)折關(guān)系的并列句。Eg. Mike is young , but he can do it well.邁克雖然年齡小，但是他能做好那件事。however adv.無論如何； 不管怎樣，相當(dāng)于 no matter how。Eg.However difficult it is , I want to have a try= No matter how difficult it is , I want

48、to have a try.不管多么難，我都想試一試。too adv.也，常用于肯定旬末尾，前用逗號；也可作為插入語放在句中，前 后均有逗號。在簡略答語里，too常用于賓格人稱代詞后。Eg. You, too, can do it.你也可以做。 I want to exercise 我想鍛煉。 Me, too.我也想。too, also和 either三者都有 也”的意思，但所放位置及所處的句式不同。too常放在肯定旬末尾。Eg. I like surfing the Internet, too.我也喜歡上網(wǎng)。also常放在肯定句中，系動詞、助動詞或情態(tài)動詞后，實義動詞前。Eg. I also

49、 like playing volleyball.我也喜歡打排球。either常放在否定旬末尾。Eg. He didn't go skateboarding either.他也沒去滑滑板。28 .She usually watches TV for more than two hours a day.她通常一天看兩個多小時的電視?！窘馕觥縨ore than多于，常用在數(shù)詞之前，表示數(shù)量超過多少，同義詞是over。 其反義短語是：less than少于Eg. She sleeps more than/over nine hours every dayft 每天睡覺達九個多小時。more

50、than one后接單數(shù)名詞作主語時，謂語動詞用單數(shù)形式。Eg. More than one answer is to your question.你的問題答案不只是個。29. She says she is afraid.她說她害怕。【解析】 afraid adj “擔(dān)心的，害怕的”.be afraid to do sth害怕做某事，（強調(diào)主觀上的原因不去做）Eg: I am afraid to travel by plane.我害怕乘飛機旅行。.be afraid of doing sth 害怕做某事（強調(diào)為擔(dān)心出現(xiàn)的狀況或結(jié)果，是客觀造成的而不敢去做） Don t be afraid o

51、f asking questions.不要怕問問題。be afraid of sb. sth.害怕某人 某物 Eg: She is afraid of the dog. 她害怕那只狗。be afraid to do sth.=害怕做某事30. Less than six. 少于 6 小時。Less than意為 不到，少于"。其反義詞為 more than over多余，超過”Eg: She sleeps less than seven hours every night.他每晚的睡眠時間不至U 7 小時。We know Tom for 20 years. 我們認(rèn)識 Tom 超過 20 年了31. stay up late 指 熬夜到很晚，遲睡Don' t stay up late next time.stay up 指 熬夜， 不睡覺 He stayed up all night to write his story.語法歸納頻度副詞1 .概念頻度副詞是用來表示動作發(fā)生頻率的詞，常用來表示不確定時間，主要 包括 always, usually, often, sometimes, hardly, ever, neve等，如果表示具 體頻度次/，可采用次數(shù)加單位時間。例如：once a week 一周一次