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科目： 來源：同步題 題型：單選題

— 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

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科目： 來源：同步題 題型：單選題

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

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科目： 來源：同步題 題型：單選題

— 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

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科目： 來源：同步題 題型：單選題

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

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科目： 來源：同步題 題型：單選題

— 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

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科目： 來源：同步題 題型：單選題

— 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

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科目： 來源：同步題 題型：單選題

— 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

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科目： 來源：同步題 題型：單選題

You ________ not get my support if you do such a thing.
[     ]
A. must  
B. may
C. shall  
D. need

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科目： 來源：同步題 題型：單選題

— 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

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科目： 來源：同步題 題型：單選題

— 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

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