1. The students are in the classroom now. (改为否定句)

The students             in the classroom now.

2. I went to bed at eleven last night.(对划线部分提问)

                                        you go to bed last night?

3. They spent several years building this railway. (改写句子,句意不变)

                                        several years to build this railway

4. Do you know my address?” Tom asked me.(改为复合句,句意不变)

Tom asked me                                                address.

5. Does this teacher often make the students copy the new words fifty times? (改为被动语态)

              the students often                       copy the new words fifty times?

6. We can’t solve this problem even though we try our best. (改写句子,句意不变)

We won’t                to solve this problem                            hard we try.

1. 我今天值日,必须早到校。

I’m                         today, and I must get to school early.

2. 你能尽快把它还给我吗?

     Could you please           it.            to me as soon as possible?

3. 他经常梦想到那所著名的大学去进一步深造。

     He often                        entering that famous university for further study.

4. 他不小心跌倒并摔断了左腿。

     He was not careful. He                         and broke his left leg.    .

5. 恐怕普通人买不起这么贵的房子。

I’m         that ordinary people can’t           to buy         an expensive house.

6. 到目前为止,盖茨夫妇已捐赠了240亿美元帮助穷人。

          , the Gates have                        twenty-four billion dollars to help the pool people.

7. 必须采取措施防止此类事故再次发生。

    Something must               to     his kind of accident                  again.

In a zoo in Shanxi Province, the zoo keepers tried________ way to help__________   monkey give up smoking.

A. the a        B. one; the        C. a; the         D. every; a

-- Why does Lucy look so tired?

--She got up late this morning and hurried to school________ breakfast.

A. with          B. after            C. without        D. before

It's cold outside. You'd better __________ your coat when you go out.

A. take off      B. put on          C. try on         D. be in

--We’ve waited for the two singers for two hours. Will they be able to come here?

--I'm afraid _____of them will come today.

A. neither        B. either           C. both           D. none

--I'll have a chance to be with you in Binzhou next week.

--Great! ________you're here, I'll show you around our city.

A. During        B. As               C. While          D. Since

--Lily said she couldn't lend you her bike until tomorrow.

--She________ . I have already borrowed one

A. couldn't      B. mustn't         C. shouldn't      D. needn't

--I'm sorry I can't follow you. Would you mind_________, please?

--No problem.

A. coming to see me

B. saying that slowly

C. passing me the book

D. going there with us

Stand on the top of the building_________ you'll be able to see the tower more clearly.

A. so            B. but             C. or             D. and