2. We haven't got any letters from Mike yet. (改为同义句)

We haven't________ ________Mike yet.

1. What did you say just now? Do you know? (合并为复合句)

Do you know________ ________ ________just now?

10. The Smiths________ their bags with their clothes in the sitting room.

a. are busy filling b. is busy filling c. are busy to fill d. is busy to fill

9. Nobody likes to go out________ bad weather.

a. in such a b. in such c. at such d. during such a

8. Mr. Brown isn't here. He________ the post office.

a. has gone to b. has been to c. will go to d. went to

7. Could you tell me how ________to the station?

a. getting b. get c. gets d. to get

6. All of us found________ difficult to work out the math problem.

a. it b. that c. which d. what

5. Although he felt a little sleepy, _____he had to keep_____for another two hours.

a. /; working b. but; to work c. /; to working d. but; working

4. It's too late. Please_______ and go to bed now.

a. turn down it b. turn off it c. turn it off d. turn it on

3. She was__ excited __she couldn't fall asleep. Then she felt like____ some letters.

a. too; to; writing b. so; that; to write c. too; to; to write d. so; that; writing