课件31张PPT。英语 必修二
Module Three
Grammar
Adverbial Clause of Time
1Back to
school重点:各从属连词的含义及用法难点:状语从句的时态问题一、when/while/as 二、 since三、till, until和not…until四、before五、“一…就…”六、time 类I’ll speak to him when he arrivesThe door bell rang when we were watching TV. The door bell rang when/while we were watching TV. He hurried home, looking behind as he went.As she grew older, she became more beautiful. 一、when /while /as be about to do …when…
be doing …when…
had done …when…1.?We were having a meeting_______ someone broke in.
2.?We were about to set off on our way, ______ it suddenly began to rain.
3.I?had?just?finished?my?test?paper______the?bell?rang,?announcing?the?exam?was?over.?
whenwhenwhenwhen, while, as的区别:
1._______ he came in, we were having an English class.
2.I?was?about?to?go?out?to?play?basket-ball _______it?began?to?rain?hard.?
3. The train had gone ? ______ I got to the stationWhenwhenwhen? when, while, as的区别:
4. __________________ I was walking down the street, I came across an old friend of mine.
5. The little children sang happily ______ they walked along .
6.____ summer comes, it is getting hotter and hotter.
When/While as As since +时间点 (如具体的年、月、日期、钟点)二、 sinceI have been here since 2002.2) since +从句Great changes have taken place since you left.主句(现在完成时)+since状从(过去时)It is/ has been +一段时间+since 从句(did)It is 10 years since I smoked.延续性动词:否定翻译非延续性动词:肯定翻译It is 6 years since they left here.我不抽烟已有10年了.他们离开这里,已经有六年了 It was +段时间+since 从句(had done )It _______________( be) 5 years since
he graduated from college.is/has been It ____ ten years since the Whites______ in the village. A.was;had lived???
B.has been;have lived???
C.is;has lived????
D.will be;lived
How long is it ______ we last spent the holiday in the country together?
-Haven’t seen you for ages! Do you still work in Xi’an?
-__.It’s four years since I worked there.
A. No, I don’t. B. No, I haven’t
C. Yes, I do. D. Yes, I have. since1.until/till用于肯定句时,主句的动词是延续性动词,表示动作或状态一直持续到until/till所表示的时间,意为“某动作一直延续到某时间点才停止”。如:
We waited until he came.
2.till不可以置于句首,而until可以。如:
Until I came back ,he was waiting for me at my home. till, until和not…until A good storyteller must be able to hold listeners’ curiosity ______ he reaches the end of the story. until/tillI didn’t go to sleep until he came back.
与倒装句式结合Not until he came back did I
go to sleep.主倒从不倒3.用于否定句时, not…until主句谓语动词是非延续性动词,意为“直到某时才开始”。如:“You can’t have this football back ______you promise not to kick it at my cat again.” the old man said firmly. Not until the motorbike looked almost new ____repairing and cleaning it.
he stopped B. did he stop
C. stopped he D. he did stop Buntilbefore1).在……之后……才 We had sailed four days before we saw land.2).…还没来得及……就…… He left the room before I could say a word.before表示“要过多久才/没过多久就…”
It will (not) be+段时间+before从句(do/does)
It was (not) + 段时间+before从句(did) It was some time_______ we realized the truth.
Scientists say it may be five or six years_______ it is possible to test this medicine on human patients.
John thinks it won’t be long_______he is ready for
his new job.
before before before ◆几个极易混淆的句型:
when/ before/ since
1.It was 5 am __________we arrived at the village.
2.It is/has been 3 years ___________we last met.
3. It was/will be two weeks _____________we met/meet again.whenbeforesince1. It will be years ____ we meet again.
2. It is ten years ____ I came to this town.
3. It was April 29,2011____Prince William and Kate Middleton walked into the palace hall of the wedding ceremony.
when B. that C. before D. sinceCDA◆几个极易混淆的句型: It’s quite a time _____ Yao Ming was injured, but it won’t be long _______ he returns to the court.
A. since, before
B. after, when
C. before, since
D. that, when一…就…as soon asimmediately, directly, instantlythe moment, the instant, the minute---Did you remember to give Mary the money you owed her?
----Yes. I gave it to her
______________
______________
______________
______________ (一….就…)
______________
______________
_______________I saw her.as soon asthe moment the minutethe instantimmediately directly instantlyhardly…whenno sooner…than I had hardly got home when it began to rain.
=Hardly had I got home when it began to rain.
=No sooner had I got home than it began to rain.我一到家,就下雨了。No sooner than
Hardly when
Scarcely when
had sb done … did…_____ entered the office when he realized that he had forgotten his report.
A. He hardly had B. Had he hardly C. Hardly had he D. Hardly he had No sooner ____seen her father than she ran to her.
had she B. she had C. is she D. was she every?timeeach?timeby the timeI thought her nice and honest______
I met her.
first time?? B. for the first time
C. the first time??? ??D. by the first time? the?first?timenext?timethe?last?timetime 类由by the time引导的时间状语从句 By the time+状从(过去时)
主句(过去完成时)
By the time+状从(现在时)
主句(将来完成时) 1)By the time you came back,
I _________ (finish) this book. 2)By the time you come here tomorrow,
I _________________(finish) this work. had finishedwill have finishedWhen I talked with my grandma on the phone, she sounded weak, but by the time we ____ up, her voice had been full of life.
A were hanging B had hung
C hung D would hung CHomeworkReview Adverbial Clause of Time by using your own mind mapLet’s end of this part.
Thank you !