词汇运用 用括号内所给词的适当形式填空（每空不限一词10分）
It’s necessary to keep our air clean because the ___________(pollute) air does harm to our health.
The Ginkgo(银杏)Festival________________(hold) in Taixing every year.
She made lots of mistakes because of working on her homework  ___________ (care),
Mo Yan, the most famous writer in China, got the Nobel Prize in literature in his_________
(fifty) in 2012..
A sudden shout broke the __________(silent) at night and we all felt frightened.
The radio says it will be far __________(rain) tomorrow. I am afraid that we have to stay at home.
More and more attention has been paid to ____________(protect) the environment in China.
Help ___________(you) to some fresh fruit and vegetables, kids. They are good for health.
Teenagers should try to be good ____________(city) and devote much of their time to
developing our country.
It’s reported that China______________(develop) new kinds of rice so far.