1、 189．It's ________quarter past seven.Let's have ________rest.

2、 213. Two thirds of the earth ________ covered by water, and one third of the earth _______ the land.

3、 29. ---_________ ? ---She is a nurse.

4、 86. Eating more vegetables_______ good for your health.

5、 177．This is________story I've told you.It is________interesting one, isn't it？

6、 149. Lin Tao _______ his homework now, but he usually _____ it in the evening.

7、 93. It's bad for your health to eat ________fast food .

8、 227. Some of _______can speak to foreigners in English.

9、 168．10000 dollars is a large of amount of money.It's________more than we need.

10、 173．— Must I clean the room now?— No, you . You clean it tomorrow.

11、 136. He _________ more quickly than before.

12、 272．—What did the teacher say just now?—He said that the earth_________around the sun.

13、 108．He followed my cousin’s _______ and made some changes.

14、 243．He________a letter to his family three days ago.

15、 100．What _______your father do?

16、 260．I will take a plane to Shanghai________ I can't get a train ticket.

17、 246．I________very hard when I was young.

18、 162．Don't worry.She can look after your pet________.

19、 267.—What can I do for you，madam? —I'd like something________, please.

20、 53.I’ll call you as soon as he_______back.