六、词汇：(10分)

A．根据中文提示写出单词的正确形式。(5分)

1. They are planning to go on a___________(假期) to the USA next month.

2. Jack is talking with the______________(外国的) teachers happily. In fact, he even doesn’t know their names.

3. －Can you tell me the ___________（高度）of the hill? 

－It's about two hundred metres.

4. English is one of the most useful _______________(语言) in the world.

5. Can you work out the time and money ___________ (精确地) before you start your work?

B. 用所给词的适当形式填空(5分)

1. Please call me for _____________(far) information. My telephone number is 87893764.

2. ____________(luck), she found her new iphone 6 at last.

3. It’s________________(meaning) for them to spend too much time on games.

4. You’d better ___________(not stay) at home all day. Go out and keep exercising.

5. It’s bad to keep worries to _______________(you), my children.