1、 139．The computer on the desk is________.

2、 172．The flowers must once a week.

3、 289．Basketball______ after school twice a week.

4、 18. Thank you for _______ me so much help.

5、 137．He ______ a letter to his family last Sunday.

6、 188．The writer and painter writing a new novel now.

7、 47. _________ give up, and you can do it.

8、 269．__________will Mr.Smith be back?

9、 255. ---May I speak to Mike？ ---___________

10、 54．Jim's watch is much newer than__________.

11、 214. I got up early this morning____________ catch the first bus.

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

13、 117．The book isn't ________ .It belongs to________.

14、 266．—What nice photos！Where_________？—In Beijing.

15、 161. —Whose picture is better, Jack's or Tom's? —Both of them are good.I think Jack draws ________Tom.

16、 199. The line is ____ than that one.

17、 89．Do you know how to ________ that machine?

18、 85．They ________ a basketball match once a week.

19、 212. We live in an old apartment with _________floors and we are on the _________floor.

20、 131. Tom is looking forward to _______ his grandpa.