从……(到现在)有多长时间了”。since从句常用一般过去时，而主句常用一般现在时或现在完成时。
[短语句型集成训练]
Ⅰ.基础点全练
1．单句语法填空/补全句子
①You’ll fail in the exam unless you study hard.
②Surprised (surprise), Tony stood up and accepted the prize. ③Suddenly it started raining but it was over in a flash. ④In the light of his remarks, we rejected the girl’s offer.
⑤She was flushed with pride when she heard that her daughter won the first place. ⑥At last I succeeded_in (在……中获得成功) getting my car moving slowly. ⑦We had much rain at_the_close_of (在……结束时) the rainy season last year. 2．运用所学短语完成片段
After ①succeeding_in (在……中获得成功) settling in Shenzhen, he got in touch with ②a_great_many (很多) of his friends living there.He ③longed_for (渴望) a computer.His friends ④backed_him_up (支持他) and helped him buy a portable computer.But one day his computer crashed ⑤in_a_flash (瞬间) and he ⑥had_no_way_of_knowing (无法知道) what was wrong with it.He had to ask his friends for suggestions.With their help, his computer began to work again.
Ⅱ.重难点多练
1．“大量，许多”相关短语全扫描 用所给词的适当形式填空
①After seeing a great many homeless people were (be) in the streets, I thought I should do something for them.
②Large amounts of money are_spent (spend) on advertisements every year. ③Large quantities of water have_been_piped (pipe) to the dry area since last year.
④The number of foreign students attending Chinese universities has_been_rising (rise) steadily since 1990.
2．before句型个个清
(1)写出下列句子中before的汉语意思
①Before he came here, he was in England.在……之前
②It will be some time before we know the full results.得过多久才…… ③Before we had walked five miles, Anne complained of sore feet.不到……就
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(2)补全句子
④我们最好在制订计划之前详细地讨论一切事情。
We’d better discuss everything in detail before_we_work_out_the_plan. ⑤不久他们就会互相了解。
It_won’t_be_long_before they understand each other.
[单元语基落实]
Ⅰ.单句语法填空
1．Never having been to Switzerland before, he longs for_a trip there. 2．Disappointed (disappoint) at failing in the math exam, John wouldn’t like to talk about it to his parents.
3．They defended themselves against being_attacked (attack)．
4．After the long journey, the three of them went back home, tired (tire) and hungry.
5．At the time, Ann’s son Thomas was 10 years old, and Jack, who was recovering from a heart operation, was 21 years old.
6．With many problems arising (arise), he didn’t know what to do next. 7．What was it that distinguished her from her classmates? 8．Without the sun, the world would be in total darkness(dark)．
9．I have given up my flat in Paris because I’m going to live permanently (permanent) in London.
10．He was told that it would be at least three more months before_he could recover and return to work.
Ⅱ.单句改错
1．She observed the present from the foreign country, with puzzling expression on her face.puzzling→puzzled
2．Aside from the web cameras, a number of other high-tech methods is becoming increasingly popular.is→are
3．As is reported, it is 100 years before Tsinghua University was founded.before_→since
4．Color-blind people often find it difficult to distinguish blue and green.blue前加between
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5．To our relief, the plane landed, safely.safely→safe
6．The company has come under the attack for its decision to close the factory.去掉attack前的the
Ⅲ.用本单元所学知识完成写作训练 (一)依据提示补全短文
I desired my parents to allow me to go to Australia in order to experience a culture which differs from ours, but (besides/and/but) for some reasons my parents wouldn’t support me.Finally I succeeded_in (在……中获得成功) getting my idea across to them and we decided to take a plane to Australia.We reached Australia 5 hours later.At_the_beginning_of_our_trip (在我们旅行的开始) I rented a car to go out with a friend.To my surprise, there were
a_great_many_sheep (许多羊) in
Australia.Some of them were eating green grass.①Others lay on the grassland and they were happy.②On our way to Sydney, our car used up oil and it made us disappointed.It took me
a_little_while (一会儿) to buy oil and I was worn
out.Finally we got the car working.We set off again.
(二)按要求将词汇句式升级 1．用本单元高级词汇替换加黑部分 (1)desired→longed_for (2)support me→back_me_up 2．按要求改写句式
(1)用形容词作伴随状语改写句① Others_lay_on_the_grassland,_happy. (2)用which引导非限制性定语从句改写句②
On_our_way_to_Sydney,_our_car_used_up_oil,_which_made_us_disappointed.
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