用括号中所给词的适当形式填空。

The teaching buildings ________(build)in 1960 need repairing．

非谓语动词的恰当形式填空：

The ________(worry)mother looked at her ________(worry)son, looking ________(worry)．

非谓语动词的恰当形式填空：

Don’t drink the ________(pollute)water．

非谓语动词的恰当形式填空：

The library is ________(close)on weekends．

非谓语动词的恰当形式填空：

These seats are ________(reserve)for you．

非谓语动词的恰当形式填空：

The experience ________(gain)will be of great value to us．

非谓语动词的恰当形式填空：

There is a car ________(park)outside the house．

非谓语动词的恰当形式填空：

Some of the people ________(invite)to the party couldn’t come．

非谓语动词的恰当形式填空：

John Snow told the story about the ________(astonish)people in Broad Street．

仔细阅读下面的短文，短文中有10空格。请按照每小题括号内的具体要求完成语法填空和词性变化。

　　Exercise should play a very important role 　　1　　 our daily life．Everyone, 　　2　　 what age, needs exercise every day．However, modern life may stop people from 　　3　　(take)the daily exercise they need．

　　There are many kinds of exercises which help people keep physically fit(健康的)，if they 　　4　　(do)every day．There are sit-up exercises 　　5　　 anyone can perform for a few 　　6　　(minute)every day．For a young person, football is one of the best games．If more people exercise daily, they will find themselves 　　7　　(well)than ever before．

　　Television and other modern inventions could possibly be a factor(因素)that produces physical unfitness．Television can be very educational, but mostly it is just 　　8　　 waste of time．With the car, 　　9　　(限定词)modern invention, people no longer walk to any place．If people are going to sit for hours in front of their TV sets or ride in their cars everywhere, they need to get exercise by 　　10　　(do)sit-ups or playing football．