5．他们特意为我们准备了一场音乐会．

They went________ ________ ________ ________to prepare a concert for us．

4．那是一个非常令人尴尬的问题，以致于他不知怎样回答．

That was________ ________ ________question________ he didn’t know how to answer it.

3．他把所有的钱都捐献给了动物园，为的是给那些濒临灭绝的动物提供个家．

He contributed all his money to the zoo to ________ homes ________the ________animals．

2．你应该努力去戒烟，这对你的健康有害．

You should try your best to________．It's bad for your health．

1．假如地球上没有水怎么办?

　　 　________ ________there is no water on the earth?

15．________ (1uck)，he fell off his bike without any hurt．to his body．

14．Three fourths of the building________ (finish)by the end of last month．

13．The river near my house has become________ (pollution)because of the waste water from factories．

12．I think I________ (drop)my bag at the restaurant during the party last night．

11．His eats healthily and does exercises every day．So he is________ (energy) all the tim．