C. This D. It

10. Nobody believed his reason for being absent form the class _______ he had to meet his uncle at the airport.

A. why B. that C. where D. because

11. The shopkeeper did not want to sell for _______ he thought was not enough.

A. where B. how C. what D. which

12. He noticed that the dance in the afternoon was different from _______ it had been in the morning.

A. that B. where C. what D. which

13. I'd like to work with _______ is honest and easy to get on with.

A. who B. whoever C. whomever D. no matter who

14. When you are reading, make a note of _______ you think is of great importance.

A. which B. that C. what D. when

15. - Can we get everything ready by the weekend?

- It all depends on _______ we can get Mr. Green's cooperation(合作).

A. that B. what C. whether D. if

IV. 语法填空。

阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答题卡标号为1-10的相应位置上。