1.Because he was ill yesterday, so he didn’t go to work. (×)

Because he was ill yesterday, he didn’t go to work. (√)

He was ill yesterday, so he didn’t go to work. (√)

[析] 用though, but表示“虽然……，但是…… ”或用because, so 表示“因为……，所以……”时，though和but 及because和so 都只能择一而用，不能两者同时使用。

34. China was the earliest ________ center for ________.

　　　　 A. research’s; agriculture　　　　　　 B. research; agriculture

C. research’s; agricultures　　　　　　 D. researches; agricultures

第一节：冠词　 名词

1-5 CABCC　　　 6-10 ACDCC　　　 11-15 DDBCD　　　 16-20 ACDBA　　

21-25 DBCBC　　 26-30 BDBBA　　 31-34 ACCB

33. Writing compositions in English is not ________.

　　　　 A. easy job　　　　 B. an easy work　 C. an easy job　　 D. the easy work

32. Look, the police ________ coming.

　　　　 A. is　　　　　　　 B. were　　　　　 C. are　　　　　　 D. was

31. He is trying to explain how ________ began on the earth.

　　　　 A. life　　　　　　 B. lives　　　　　 C. the life　　　　 D. a life

30. In western countries, ________ are thrown away each day.

　　　　 A. mountains of rubbish　　　　　　　 B. mountains of rubbishes

C. a lot of rubbish　　　　　　　　　 D. a lot of rubbishes

29. –Mary, it’s going to rain. Better take ________ raincoat with you.

　　　　 --Well, but I can’t find ________ raincoat I put yesterday.

A. a; a　　　　　　 B. a; the　　　　　 C. the; a　　　　 D. the; the

28. At the age of eight, Mary joined a group of ________.

　　　　 A. children dancers　 B. child dancers　 C. child dancer　 D. children’s dancers

27. This tree has green ________ throughout the year.

　　　　 A. leaf　　　　　　 B. leafs　　　　　 C. leave　　　　　 D. leaves

26. –You needn’t wait for Tom any longer. He must be having supper at ________.

　　　　 A. the Tell’s　　　 B. the Tells’　　　 C. the Tells　　　　 D. Tells