It’s comfortable to get close to nature_...

There will be ______ red-crowned cranes in the world if we don’t protect them.

A. less and less      B. a little

C. more and more      D. fewer and fewer

Environment(环境) is very________，but you don’t understand the_______ of it，you always drop litter everywhere．

A. important，important          B. important，importance

C. importance，importance        D. importance，important

You can call me______0512-51234567 or e-mail me ____ lily@changshu.com.cn.

A. on, at    B. at , on  C. by , on   D. on, on

I did my homework very     , so my father shouted at me     .

A. careless ; angry   B. carelessly ; angrily

C. carelessly ; angry D. careless ; angrily

There are many fish in this lake, and the birds can catch _________ food.

A. it as   B. them as  C. them for  D. they as