问题 填空题
短文填词。
     In the past hundred years, there have been frequent natural                    
disasters, ______ as floods, droughts, earthquakes. The disasters              
have killed m______ of people, destroyed countless homes, and                   
wiped out numerous ______ (piece) of land.                                    
Now more and more people become a______ that those disasters                    
have much to do ______ what we have done to the earth. We have cut             
down many trees in the forests, and have badly ______ (pollute)                
the environment. As a ______, climates have become worse and worse.             
The earth is our home-planet. It’s urgent for us to stop ______ (damage)      
it, and to do our best to p______ it and make it a lovely place suitable to live 
in, for we have n______ to go and survive except where we are now.              

1._________      
2._________      
3. _________    
4. _________    
5. _________    
6. _________                  
7. _________      
8. _________   
9. _________    
10. _________  
答案

1. such   2. millions   3. pieces   4. aware   5. with

6. polluted   7. result   8. damaging   9. protect   10. nowhere

单项选择题
单项选择题 A1型题