Hot _______the night air was, we slept deeply because we were so tired after the long journey.
[     ]
A. although
B. as
C. while
D. however
—How was the televised de-bate last night?    
—Super! Rarely _____ so much media attention.    
[     ]
A. a debate attracted          
B. did a debate attract    
C. a debate did attract        
D. attracted a debate
Only when I left my parentsfor Italy________how much I loved them.    
[     ]
A. I realized                    
B. I had realized    
C. had I realized                
D. did I realize
It was announced that only when the fire was under control ____to return to their homes.  
[     ]
A. the residents would be permitted  
B. had the residents been permitted  
C. would the residents be permitted  
D. the residents had been permitted
By no means __ to her parents.
[     ]
A. this is the first time has she lied
B. this is the first time does she tell a lie
C. is this the first time she has lied
D. is this the first time she was lying
Only after Mary read her composition the second time_________ the spelling mistake.
[     ]
A. did she notice
B. she noticed
C. does she notice    
D. she has noticed
Only after he had spent several nights working on the math problem      to wonder whether the problem
was wrongly set.   
[     ]
A. did he begin    
B. he began    
C. he did begin    
D. began he
_______time goes by, computers are made smaller and smaller and nobody knows for
sure how small _______ be made but there must be a limit.    
[     ]
A. With; they can    
B. As; they can  
C. When; they can  
D. While; can they
Not until you told me what had happened, ________.       
[     ]
A. didn’t I know anything about it    
B. I knew nothing about it       
C. did I know anything about it      
D. had not I known anything about it
My mother suggested that not only ______ study hard myself but also _____help my sister.
[     ]

A. I should; I should  
B. should I; should I  
C. should I; I should  
D. I should; should I

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