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题目
题型:同步题难度:来源:
Only when he returned from the exchange program ________ how much he enjoyed it.[      ]
A. he knew  
B. he had known
C. did he know  
D. had he known
答案
C
核心考点
试题【Only when he returned from the exchange program ________ how much he enjoyed it.】;主要考察你对一般过去时等知识点的理解。[详细]
举一反三
Mr. Lee.  who ______ as a carpenter for over 10 years.  is now a very famous statesman in this country .[     ]
A .  has worked      
B.  had worked  
C.  worked          
D. works
题型:专项题难度:| 查看答案
Jack could have avoided that terrible car accident, but he ________ careful enough.  [      ]
A. is not                  
B. was not                  
C. hasn"t been        
D. hadn"t been
题型:专项题难度:| 查看答案
— How was your trip abroad?  
— Great. The only pity is that I _____ to buy some gifts for my friends.   [     ]
A. forgot        
B. forget        
C. would forget        
D. was forgetting
题型:专项题难度:| 查看答案
Only when we saw the photos about the air crash ________ how terrible it was. [     ]
A. had we known  
B. we had known
C. did we know  
D. we knew
题型:专项题难度:| 查看答案
A few minutes earlier, and you would have seen the NBA star. But you ________. [     ]
A. didn"t come  
B. don"t come
C. haven"t come  
D. won"t come
题型:专项题难度:| 查看答案
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