题目内容：

根据汉语提示在空白处填入适当的单词。（7分）

1.There is no doubt that TV is one of the greatest ________ (发明) in the world.

2.I was so late that I couldn’t find a __________ (恰当的)place to sit on.

3.Maria and Ann love jumping __________(绳子)after class. It makes them happy.

4.I hope Brazil will ________ (成功) in hosting the Olympics in 2016.

5.The bad air makes my _________(胸部) hurt.

6.Don’t make noises. You may ________ (打扰) others.

7.Go __________ (到楼下)and open the door, please.