上传时间: 2014-09-11
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单元练习题(一)
用所给动词的适当形式填空:
discuss taste comfortable live fashion walk enjoy help possible do
1. His speech cause much ____________at the meeting.
2. Food will not be as ____________as it is today.
3. I am very ____________lying in this hard, cold floor.
4. I can hardly image _________on Mars.
5. Mary thought it was __________to go to Bermuda for holidays.
6. _______________on the moon is fun.
7. The journey to Mars will be very______________.
8. By ____________them, we are helping to save ourselves.
9. You can’t ___________walk twenty miles in an hour.
10. It is great to have robots _______________all the work for us.
选用whether 或if填空
1. I don’t know __________or not he will help us.
2. I don’t know _________he will come tomorrow. _____he comes, I’ll tell you.
3. He worried about _______he could pass the exam.
4. We can’t decide _________to go to the farthest island.
5. He said that _________he had time he would come to see us.
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