— Where is Bob? I cannot find him anywhere.
— He ________ have been off long. I heard him make a call just now.
 [     ]
A. shouldn't  
B. can't
C. mustn't  
D. needn't
He ________ a big fortune, but he was too lazy to seize the opportunity.
[    ]
A. can have made  
B. could have made
C. must have made  
D. ought have made
— Do you still remember the day when we went to the Great Wall?
— I can't remember it well, but ________ it have been sometime last year?
[     ]

A. would  
B. must
C. could  
D. should

What a pity! Considering his intelligence and diligence, he ________ a higher grade.
[     ]
A. can have achieved  
B. must have achieved
C. need have achieved  
D. might have achieved
— Where is my dictionary? I remember I put it here yesterday.
— Perhaps, you ________ it in the wrong place.
[    ]
A. must have put  
B. should have put
C. can have put  
D. might have put
— Sorry, the tickets have already been sold out.
— Really? Maybe I ________ a little earlier.
[     ]
A. should come  
B. should have come
C. could have come  
D. must have come
— No wonder you caught a cold. You ________ out last night without a coat.
— I know how silly I was.
[   ]
A. shouldn't have gone  
B. mustn't have gone
C. couldn't have gone  
D. mightn't have gone
You ________ not get my support if you do such a thing.
[     ]
A. must  
B. may
C. shall  
D. need
— I just want to know. Please tell me, how much do you make an hour?
— If you ________ know, I make $20 an hour.
[    ]
A. will  
B. shall
C. must  
D. need
— What do you think of the American singer Lady Gaga's performance?
— Too crazy, but if she ________ come to China to hold concerts, I would buy tickets for her live show.
[    ]
A. would 
B. could
C. should  
D. might
 0  13717  13725  13731  13735  13741  13743  13747  13753  13755  13761  13767  13771  13773  13777  13783  13785  13791  13795  13797  13801  13803  13807  13809  13811  13812  13813  13815  13816  13817  13819  13821  13825  13827  13831  13833  13837  13843  13845  13851  13855  13857  13861  13867  13873  13875  13881  13885  13887  13893  13897  13903  13911  151629