九年級英語上冊第五單元知識點(diǎn)講解Grammar

1、.九年級英語上冊第五單元知識點(diǎn)講解Art worldGrammar重點(diǎn)單詞 1 highly adv.高度地;高地 highly作副詞,意為“高度地;高地,常用來修飾形容詞或副詞。 e.g. She is a highly educated woman.她是個受過高等教育的女人。拓展highly作副詞時還可表示“非常,極,其同義詞為very;它還可表示“對某人、某事物非常贊許地,極為稱贊地,此時它常用于think/speak highly of sb.構(gòu)造,表示“對某人極為贊賞;對某人評價很高。 e.g. Her father is a highly successful politician

2、.他爸爸是一位非常成功的政治家。 People all think/speak highly of Mike.人們對邁克的評價都很高。2 last vi. 持續(xù) last作不及物動詞,意為“持續(xù),常與介詞for連用,“l(fā)ast for +時間表示“持續(xù)多長時間。e.g. How long does the show last?那場演出要持續(xù)多久? The hot weather lasted for the whole month of June.炎熱的天氣在六月份持續(xù)了整整一個月。拓展1 last的其他用法作限定詞 最近的;上一個的 最后的;最末的e.g.Did you see the ga

3、me last night?你昨晚看了比賽沒有? He was the last one to leave.他是最后一個分開的。作副詞 最近;上一次 最后;最終e.g. When did you see him last?你最近何時見過他? Who is speaking last? 誰最后一個發(fā)言?作名詞 最后來的人 或發(fā)生的事 e.g. They were the last to arrive. 他們是最后到達(dá)的人。2 lately也為副詞,意為“最后一點(diǎn);最后,常用來引出所列事情中的最后一項或最后一點(diǎn),其同義詞為finally。 e.g. Lastly, I would like to

4、thank my parents for all their support最后,我想感謝父母對我的全力支持。重點(diǎn)短語，1 be able to do sth.可以做某事 e.g. Ann was worried whether she'd be able to get there on time.安擔(dān)憂她是否可以按時趕到那里。2 be open to sb.對某人開放 e.g. School playgrounds will be open Io the public.學(xué)校的操場將對公眾開放。3 out of breath.上氣不接下氣 e.g. I was out of breat

5、h after running for the bus.因為追趕公共汽車,我上氣不接下氣。4 get bored感到厭煩 e.g. After a while 1 got bored and left. 過了一會兒，我感到厭煩,然后就分開了。要點(diǎn)詳解1 Why is Tan able to build a bridge between the East and the West?為什么譚盾可以在東西方之間搭建起一座橋梁?解析able是形容詞，意為“能,可以。be able to do sth.意為“可以做某事。e.g. I was able to skate when I was seven

6、years old.七歲時,我就會滑冰了。辨析be able to與canbe able to強(qiáng)調(diào)在某詳細(xì)事件中的才能,表示“經(jīng)過努力而成功地做成某事,適用于各種時態(tài),且可以和情態(tài)動詞連用,還可以構(gòu)成動詞不定式。e.g. Luckily we were able to use the new machine.幸運(yùn)的是,我們會使用這臺新機(jī)器。You must be able to speak French for this job. 干這項工作你得會說法語。can強(qiáng)調(diào)一般性的才能，表示“有才能做某事,沒有人稱的變化，且只有如今時和過去時could兩種形式,沒有將來時和完成時。e.g. I can

7、't help you with your Maths.我不能幫你學(xué)數(shù)學(xué)。 He could read and write when he was five.他五歲時就能讀書寫字。2 After a while , we saw Amy running towards us.過了一會兒,我們看見埃米向我們跑來。解析 作動詞,意為“看見,強(qiáng)調(diào)看的結(jié)果,其過去式和過去分詞分別為saw和seen。 e.g. I looked at the blackboard carefully but I saw nothing.我仔細(xì)看了看黑板但什么都沒看見。 He was seen running a

8、way from the scene of the crime.有人看見他從犯罪現(xiàn)場跑開。辨析see sb. doing sth.與see sb. do sth. see sb. doing sth.意為“看見某人正在做某事，強(qiáng)調(diào)看見某動作正在進(jìn)展。 e.g.I saw you playing soccer when I came to school.當(dāng)我到校時,我看見你正在踢足球。強(qiáng)調(diào)動作正在進(jìn)展 see sb. do sth.意為“看見某人做了某事，強(qiáng)調(diào)看見某動作發(fā)生的全過程或經(jīng)常性的動作。 e.g. I saw you put the key in your pocket. 我看見你把鑰

9、匙放進(jìn)了口袋。 強(qiáng)調(diào)動作發(fā)生的全過程 I often see him play ping-pong.我經(jīng)?？匆娝蚱古仪?。強(qiáng)調(diào)經(jīng)常性的動作拓展see sb. do sth.構(gòu)造中的do sth.是省略了to的不定式短語,但在被動語態(tài)中,省略的to要復(fù)原回去。與see有類似用法的動詞還有watch, hear, notice 等。 e.g. I often see him ask questions after class. = He is often seen to ask questions after class by me.我經(jīng)?？吹剿谡n后問問題。3 “I'm late bec

10、ause there was too much traffic ,she said , out of breath."我遲到了，因為交通太擁堵了。她上氣不接下氣地說。解析but of breath意為“上氣不接下氣。其中,breath是名詞,意為“呼吸的空氣。 e.g. He was out of breath after only five minutes' walk.走了五分鐘后他便上氣不接下氣了。 We had to stop for breath before we got to the top.我們不得不停下來喘口氣,然后再登山頂。拓展 與breath相關(guān)的短語sh

11、ort of breath氣短 fight for breath大口地喘氣 take a deep breath 深深地吸一口氣 hold one's breath屏住呼吸c(diǎn)atch one's breath緩一口氣 save one's breath別浪費(fèi)口舌語法縱橫 because , since和as引導(dǎo)的原因狀語從句 在復(fù)合句中,表示主句動作發(fā)生原因的從句叫做原因狀語從句，常見的用來引導(dǎo)原因狀語從句的附屬連詞有because , since和as。 1. because引導(dǎo)的原因狀語從句because意為“因為,其引導(dǎo)的原因狀語從句一般放在主句之后,用來表示造成

12、某種情況的直接原因,語氣最強(qiáng)，常用來答復(fù)由why引導(dǎo)的特殊疑問句。需要注意的是，漢語中習(xí)慣說“因為所. ,但英語中不能將because與so一起使用。e.g. I do it because I like it.我做這件事是因為我喜歡。 Why didn't you come to my birthday party? 你為什么沒來參加我的生日聚會?Because I was too busy.因為我太忙了。 I watched the movie because I was interested in it. = I was interested in the movie so I

13、watched it.因為感興趣,所以我看了這部電影。2. since引導(dǎo)的原因狀語從句since意為“既然;由于;因為" ,其引導(dǎo)的原因狀語從句一般放在主句之前,用來表示顯而易見的理由,較為正式,語氣比because弱。 e.g. Since you are free today ,you can go shopping with me.既然今天你有空,你可以跟我去購物。注意:now that也可以表示“既然;由于,它與since 的意思相近。 Now that you are grown up ,you should not rely on your parents.既然你長大了

14、,你就不應(yīng)該依靠你的父母了。3. as引導(dǎo)的原因狀語從句as引導(dǎo)原因狀語從句時,表示附帶說明的雙方的原因,較為正式，語氣比since弱,其在句中的位置較為靈敏常放在主句之前。e.g. As you are tired ,you had better have a rest.既然你累了,你最好休息一下。 I went to bed early, as I was exhausted.我睡得早，因為我筋疲力盡了。課后理論運(yùn)用高效練習(xí)場I單項選擇。 1.1 saw a wallet on the ground on my way home.A. lie B. lay C. lain D. lying

15、 2. In the future ,we_ fly to the Mars.A. will can B. will be able to C. were going to D. could be able to 3. Each game an hour. A. last B. lasts for C. lasting D. lasts to 4. Mo Yan's books have been sold out in many bookstores his winning of the Nobel Literature Prize.A. because B. since C. as D. because of語法專練II.用because .since或as填空。 1.1 came back late yesterday I was on duty. 2. you know