人教版九年级Unit12知识点学案

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Unit 12 Life is full of theunexpected.
SectionA

1.过去完成时的用法

⑴含义：表示在过去某一时间或动作以前已经完成的动作或存在的状态。

⑵结构：haddone

⑶时间标志：by+过去时间点；bythe end of+过去时间点；bythe time+一般过去时；before+过去时间点/一般过去时；when+一般过去时等。

注：过去完成时则主要体现过去发生的两个动作的先后有别，表达的是“过去的过去”。另外，过去完成时从不单独使用。

练习：

( )1.We had learned six units _____ last week.

A.atthe end of  B.in the end of  C.bythe end of  D.on the end of

( )2.By the time I _____ four,I had started learning English.

am  B.was C.has been  D.had been

( )3.I _____ all the exercises before my teacher collected theexercise book.

have finished  B.finished  C.had finished  D.finish

( )4.When I arrived,my friends _____ for almost an hour.

A.hadbeen away  B.have been away  C.were away  D.are away

( )5.I realized that I _____ my purse in the room.

A.hadforgotten  B.had put  C.had missed  D.hadleft

go off“(闹钟等)发出响声”

短语：

go by(时间)过去，消逝

go on继续

eg:My alarm clock goes off at six every morning.

练习：

(  )1.The thieves ran away at once when theburglar alarm(防盗报警器)______.

went away  B.went out  C.went off  D.went through

(  )2.I didn’t get up early as usual because myalarm clock didn’t _______ .

A.get off  B.gooff  C.give off  D.set off

(  )3.It’s snowing.You should _____ your coat.

take off  B.go off  C.put off  D.put on

(  )4.—Why did you miss the English class?

—Because my alarm clock didn’t _______ .

fall off  B.go off  C.put off  D.take off

(  )5.He told us that he was late because hisalarm clock didn’t _______ .

A.gooff  B.go down  C.go out  D.go on

3.before的用法

before原意为“在……之前”，另外它还有以下的意思。

①“还没来得及……就……”；“还没有”；“尚未”；“趁着……没有”

eg:①Hedied before hewrotea will.

②Myfather died before I was born.

③Pleasewrite it down before you forget it.

②“……就”

eg:①Ihadn’t waited long before he came.

②Ihadn’t gone far before I felt tired.

③“……才”

eg:①Itwill be five years before we meet again.

②Wewaited long before the bus arrived.

练习：

( )1.—Always look around ______ you cross the street,David.

—OK.I know,Mum.

until  B.before C.unless  D.after

(  )2._____ I got home,Mom had finished cookingdinner.

A.After  B.Before  C.As soon as  D.By

give sb.a lift“捎某人一程；让某人搭便车”为固定搭配。

eg:Mr.Brown gave me a lift and I said thanks tohim.

练习：

(  )1.Since we will both go to Zhengzhou,I cangive you a _______ .

A.foot  B.hand  C.lift D.move

过去进行时的用法

⑴含义：表示过去某一时刻（当时）或某一阶段正在发生或进行的动作。

⑵结构：be(was/were)doing

(3)时间标志：lastnight, last Saturday等；或者与when,while, as引导的过去时间状语从句连用。

练习：

(  )1.Millie ______ a picture when Mr.Green camein.

A.draw  B.will draw  C.drew  D.wasdrawing

(  )2.This morning I went to work in such a hurrythat I _____ the key to my office at home.

A.forgot B.was forgetting  C.had forgotten  D.forget

(  )3.I ______ my clothes when the phone rang.

wash  B.washed  C.am washing  D.was washing

(  )4.—Long time no see!

—I’ve just returned.I ______ to Zhengzhoufor a meeting last month.

A.am sent  B.wassent  C.am sending  D.was sending

6.区别：leave,forget“遗忘”

⑴leave指将某物遗忘在某个地方，其后接表示地点的介词短语。

⑵forget表示忘记某事，不与表示地点的介词短语连用。

eg:①Heleft his bag at home.

②He forgot his schoolbag this morning.

练习：

( )1.—Sorry,Mr.Green.I _____ my English book at home.

—That’s OK,but don’t ______ next time.

forgot;leave  B.forgot;forget  C.left;leave D.left;forget

(  )2.He’s so careless that he always _____ hisschool things at home.

A.forgets  B.forgot  C.leaves D.left

(  )3.She _____ to take an umbrella with her whenshe got outside.

A.leaves  B.forgets  C.left  D.forgot

(  )4.They’ll ______ Zhengzhou _____ two days.

leave for;in  B.go for;in  C.leave for;for  D.go to;for

(  )5.When I got to school,I realized I ______ mybackpack at home.

A.forgot  B.left  C.had forgotten  D.hadleft

7.showup“露面；如约赶到”

短语：

show off炫耀；卖弄

on show展览

show sb.around

show sb.sth.(=show sth.to sb.)把某物给某人看

show sb.the way to介。。。指给某人去……的路

练习：

( )1.—Why didn’t Sam _____ at the party?He said he would come.

—It seemed that he overslept.

A.getup  B.wake up  C.showup  D.stay up

( )2.Mary called me to come to the party,but she herself didn’t_______ .

show around  B.put up  C.show up  D.come up with

( )3.It’s not good for us to ______ at night.

A.standout  B.stand up  C.show up  D.stayup

SectionB

1.embarrassvt.“使尴尬”(—embarrassmentn.[U]“尴尬”—embarrassingadj.“令人尴尬的”—embarrassedadj.“感到尴尬的”)

eg:Iwas embarrassed for her when she slipped and fell.

练习：

( )1.—I wore sports shoes to the ball yesterday evening by mistake!

—Oh,dear,you must be very _____ at the ball.

A.embarrassed B.satisfied  C.tired  D.surprised

( )2.My mother kept working for 12 hours.Now she is _____ and needs agood rest.

A.exhausted B.embarrassed  C.lucky  D.energetic

( )3.His questions about my private life made me _______ .

A.exhausted B.embarrassed C.exhausting  D.embarrassing

dress的用法

搭配：

dress sb.给某人穿衣服

dress up乔装打扮；穿上盛装

be dressed in穿上

dress oneself(=be dressed)穿衣服

练习：

( )1.The child doesn’t need any help.He is old enough to _____himself.

put on  B.wear  C.dress D.take care

(  )2.—Is that Mr.Green?

—No,it’s can’t be him.I am sure hedoesn’t ______ glasses.

A.dress  B.put on  C.have on  D.wear

(  )3.Usually,Betty ______ in colorful T-shirt insummer.

A.wears  B.isdressed  C.is wearing  D.dresses

(  )4.It’s cold outside.Here is your coat._____before you leave.

Dress it  B.Put on it  C.Wear it  D.Put it on

(  )5.Winter is here.And the children are _____warm clothes.

wear  B.dressed  C.wearing D.dressing

(  )6.It takes me about half an hour to getup,take a shower,_____ and have breakfast every day.

A.wear  B.put on  C.dress in  D.getdressed

3.sellout“卖完；售光”为固定短语。

练习：

( )1.I’m sorry.We have ______ the shoes in your size.

A.takenoff  B.soldout  C.paid off  D.worn out

( )2.—Do you have Jay’s CDs?

—Sorry,they’re _____ .But we’ll get somemore next week because they ______ .

A.soldwell;are on sale  B.soldout;sell well  C.selling well;sell well  D.for sale;sell well

量词的用法

量词包括hundred,thousand,million,billion,dozen,score等。

㈠与具体数字连用，一般用单数。

㈡量词的复数形式可与of一起构成固定形容词短语。

注：可以用“具体数字+量词+of+限定词+ns”结构，此时of意为“……当中的”。

eg:①There are about eight hundred students in our school.

②Hundreds of teachers came to visit theschool.

练习：

(  )1.The earthquake in Ya’an left _____ peoplehomeless.

A.two thousands  B.thousandsof  C.two thousands of  D.two thousand of

(  )2.—”Food safety”has become one of thehottest topics recently.

—Yeah,it receives _____ Internet hits(点击)aday.

A.thousands  B.thousandsof  C.thousand of  D.ten thousands

4.区别：live,living,alive

⑴alive一般作表语形容词，也可作后置定语或补语，多用于人。含有“虽有死的可能，但仍活着”的意思，侧重生与死之间的界限。

eg:①Thisis how they keep this way of life alive.

②Who is the greatest manalive?

⑵live一般只作前置定语，多用于物。另外，live还有“实况转播的”的意思。

eg:①Hecaught a live mouse.

②Be careful,this is a livewire.

⑶living既可作定语形容词，又可作表语形容词或主补。可用于人或物。强调说明“尚在人间；健在”。

eg:①What’sthis living creature?

②Is his grandfather living?

练习：

( )1.Jin Yong is one of the greatest and oldest _____ writers.He isstill _____ .

A.living;alive B.living;living  C.alive;living  D.alive;alive

( )2.Jin Yong is one of the greatest and oldest living writers.He’sstill ______ .

A.live B.living  C.alive D.lived