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题目
题型:专项题难度:来源:
Traffic conditions in Beijing________for decades. At first people only complained about jams during rush hours,but today every hour is rush hour. [     ]
A. is worsening            
B. have worsened
C. have been worsening      
D. worsened
答案
C
核心考点
试题【Traffic conditions in Beijing________for decades. At first people only complaine】;主要考察你对过去将来完成时等知识点的理解。[详细]
举一反三
In order to find the missing child, villagers ________ all they can over the past five hours.[     ]
A. did  
B. do  
C. had done  
D. have been doing
题型:专项题难度:| 查看答案
The manager ________ the workers how to improve the program since 9 am.[     ]
A. has told  
B. is telling
C. has been telling  
D. will have told
题型:专项题难度:| 查看答案
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A. had considered      
B. considered    
C. has been considering  
D. is going to consider
题型:河北省月考题难度:| 查看答案
I"m tired out. I _____ all afternoon and I don"t seem to have finished anything.
A. have been shopping              
B. shopped
C. have shopped                  
D. had shopped
题型:月考题难度:| 查看答案
The number of foreign students attending Chinese universities        rising steadily since 1997. [     ]
A. is            
B. has been      
C. are          
D. have been
题型:贵州省期中题难度:| 查看答案
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