--- Is David ________ classmate or ________?

--- He is my classmate.

[　　]

—         is the boy?

—He is my brother.

        A、What                    B、Who               C、This

根据下列句子及所给汉语注释或通过上下文，  在答题卡上标有题号的横线上，写出空缺处各单词的正确形式。每空只写一词。

1.Who do you think is    （苗条）,Kitty or Sandy?

2.Mr. Wu is an     （有能力的）teacher and he is my favourite teacher.

3.When Thomas Edison was young, he showed great    （兴趣）in everything.

4.I am still    (想知道)what was going at the time．

5.I liked to sit beside the window and enjoy the     (美景)in the park.

6.We plan to help the students in poor areas by    (提供)them with some stationery.

7.We must help this boy.  He doesn't know the    (重要性)of study.

8.-I don't think it's right to treat Jimmy like this.

-I agree with you. He worked the hardest but got the    money.

9.- Have you heard that Jack had an accident last night?

- Yes, but    he wasn't badly hurt.

10.- Shall we go for a hiking this weekend?

- All right,    it rains.

–_______  your father?  –No, he is my uncle.

–Do you know the boy ___ is standing under the tree?

-Yes, he is my friend, Peter.