12.C　表示“某人的妹妹”使用名词所有格或形容词性的物主代词。

13. _______— does the history lesson start??

—At nine o'clock.　Let's go at once.?

A.　What    　　B.　When    　C.　How

13.B　答语是时间，所以疑问词该为when。

14. There are_________ letters in English.?

A.　26      B.　23     　C.　21?

14.A　英语中有26个字母。

15. Henry usually watches games________ television.?

A.　from     　　B.　on     　C.　about

15.B　“在电视上”使用介词on。

Ⅱ.补全对话,选择合适的句子,使对话完整。

A：Do you like the snake??

B: Yes,?　1　?.What about you??

A: I don't like it.?　2　??

B: No，?　3　?.It comes from Australia.?

A: ?　4　??

B: No, it doesn't. It likes meat.?

A: Does it eat grass??

B: No, it doesn't, but it lives ?　5　?.

A. Does it like water??

B. I do?

C. it doesn't?

D. in grassland?

E. Does it come from the Arctic?

答案：1~5 BECAD