1、  --Which would you like, ice or noodles? ________ is OK. I'm hungry.

2、  Not until I began to work __________ how much time I had wasted.

3、  The books on the desk are not mine; they're ________.

4、  He ________ into the office building when the fire bell rang.

5、  题目：You_ see her, but I must.

6、 The earth ________ around the sun.

7、  There ________ no books I want.

8、 I remember ________ it before somewhere.

9、 Which do you think is ________ important, money or health?

10、  题目：You should always_ some time practicing English if you want to make progress.

11、 It's getting dark. Please ________ the light.

12、  —Hello, Alice. You ________ very happy—Yes. I am happy. My parents are coming to see me tomorrow.

13、  --Who can reach the book on the top shelf? -Jack can. He is ________ boy of us all.

14、  It takes ________ two days to finish his report.

15、 Five years ________ a long time.