B1U2
Ⅱ.重点句型详解
1.While walking the dog, you were careless and it got loose and was hit by a car.While walking the dog=While you were walking the dog,。when, while, if, as if, though, as, where, unless等连词(词组)引导的状语从句中,be,it时,be常常省略。
在日本时,我拍了许多漂亮的照片。
②While (I was) waiting, I read newspapers.
我边等待,边看报纸。
③If (it were) not for you, we would not go there.
要不是为你,我们就不会去那儿了。
④He looks as if (he were) drunk.他看上去像喝醉了。
⑤She went on working though (she was) exhausted.
尽管她精疲力竭,但仍继续工作。
⑥Fill in the blanks with the given words; change the form where (it is) necessary.用所给词填空,必要的地方改变形式。
⑦I won't go unless (I'm) invited.
除非被邀请,否则我不会去。
[即境活用1] When first ______ to the market, these products enjoyed great success.
A.introducing B.introduced
C.introduce
Dbeing introduced
解析:将从句补全应为When these products were first introduced to the market,主从句主语一致且从句中有be,可以省略主语和be。
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