题目内容：

根据汉语提示用单词的正确形式填空(7分)。

1.The Great Wall is one of the ______    _____ (奇观) of the world.

2.Liu Xiang’s coach noticed his ______    _____ (能力) in running and jumping.

3.You must ______    _____ (保证) that it won’t be lent to anyone.

4.What’s your ______    _____ (身高) ? About 1.7 metres.

5.The factory is causing a lot of ______    _____ (污染) .

6.He always gets on well with his ______    _____ (邻居们) .

7.I’m sorry I didn’t pay ______    _____ (注意力) to what you said.