用画线单词的反义词填空。

1. This box is small,and that one is __________.

2. I don't want the long ruler.

      I want a__________ one.

3. I want to buy the book from them, and they want to__________ it to me.

4. This story is interesting.

    That story is __________.

5. I'm the first one, and he is the __________ one.

中国气象局业务技术体制改革总体方案提出，我国将调整构建（）个左右国家气象观测站。

A.1500

B.2400

C.2500

D.900