2.( 2015江西吉安朝宗实验学校) Many teenagers        the old and they usually offer their seats to them on buses.

   A. worry about   B. care for

   C. take after   D. take care 

1 .( 2015 上海长宁二模)         water is wasted every year.It’s time to take action!

   A. Quite a lot   B. A great number of

   C. Quite a few   D. A huge amount of

5.(2015广东广州南沙综合测试一) The library        we built last year is the biggest one in Guangzhou.

   A. what   B. who   C. which   D. where 

5. 1 seem        (have) caught a cold.

4.Large quantities of polluted water        ( be ) flowing into the sea.

3.A quantity of storybooks        ( have) been bought for the children.

2.Large amounts of money        (be) spent on the bridge.

I .用所给词的适当形式填空

A large amount of medicine        ( be) needed in the area.

补全对话

A: Good morning,Mike.

B ： Good morning,Harry. 1      

A: There’s still smog (雾靈) today. We’ll have to go to school with surgical masks (口罩) .

B ：2       According to the news,PM2. 5 pollution is the main problem with air pollution.

A:Yes,and air pollution has done harm to people’s health.

B ： So the Chinese government and Chinese people must take action to fight it.

A： 3      

B: Since (由于) PM2. 5 is mainly caused by vehicles (机动车) and factories,cars with large emissions (排放) should not be allowed and factories should be watched closely.

A ：4      We hope that more and more people will join us in making the blue skies return for good.

B： 5      

1.       2.          3.          4.          5.       
 

10.Lots of animals are         .Please protect them.

   A. danger         B. dangerous

   C. in dangerous   D. in danger