-There is a lot of wind in North China.          -Well, more trees         _ eve

-There is a lot of wind in North China.          -Well, more trees         _ eve

题型:专项题难度:来源:
-There is a lot of wind in North China.          
-Well, more trees         _ every year to stop the wind.  [     ]
A. must be planted  
B. can planted    
C. should planted      
D. must planted
答案
A
举一反三
 The new bridge over the Jinsha River      last year, which makes it very easy to go to the city center.[     ]
A. built      
B. was built    
C. has built      
D. has been built
题型:专项题难度:| 查看答案
—People say the subway (地铁)        building in Harbin in a few years.                
—Sounds          . I have never seen it before.     [     ]
A. will finish, interesting          
B. is finished, interested    
C. will be finished, interesting      
D. will be clean
题型:专项题难度:| 查看答案
—How clean the window is !                
—Yes.It      just now.    [     ]
A. has been cleaned    
B. was cleaned  
C. is cleaned    
D. willbe cleaned
题型:专项题难度:| 查看答案
Old people must         .     [     ]
A. be spoken to politely  
B. speak to polite  
C. be spoken politely    
D. speak polite
题型:专项题难度:| 查看答案
Millions of trees            around our city every year. Our environment is getting better.  [     ]
A. are planting      
B. were planted    
C. planted        
D. are planted
题型:专项题难度:| 查看答案
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