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科目： 來源：不詳 題型：單選題

—Do you know where David is? I couldn’t find him anywhere.
—Well. He _________have gone far—his coat’s still here.
A．shouldn’tB．mustn’tC．can’tD．wouldn’t

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科目： 來源：不詳 題型：單選題

He paid for a seat, when he _________ have entered free.  
A．couldB．wouldC．mustD．need

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科目： 來源：不詳 題型：單選題

—Catherine, I have cleaned the room for you.
—Thanks. You _________it. I could manage it myself.  
A．needn’t doB．needn’t have done
C．mustn’t doD．shouldn’t have done

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科目： 來源：不詳 題型：單選題

This cake is very sweet. You _________ a lot of sugar in it.  
A．should putB．could have putC．might putD．must have put

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科目： 來源：不詳 題型：單選題

–She looks upset.
--Yes, I’d rather I _____________ her the bad news.
A．didn’t tellB．don’t tellC．hadn’t toldD．wouldn’t tell

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科目： 來源：不詳 題型：單選題

If human beings had been a bit less greedy and cruel, more birds and animals _______dying out.
A．ought to avoidB．could have been avoided
C．should have avoidedD．might have avoided

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科目： 來源：不詳 題型：單選題

He ____the job well, but he_______so careless.
A．had done; had been B．could do; was
C．could have done; wasD．hadn’t done; had been

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科目： 來源：不詳 題型：單選題

It is strongly suggested that measures ________students to cheat in the exams.
A．be taken to prevent B．be taken to forbid
C．a(chǎn)re taken to preventD．a(chǎn)re taken to forbid

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科目： 來源：不詳 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 goneB．mustn’t have gone
C．couldn’t have goneD．mightn’t have gone

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科目： 來源：不詳 題型：單選題

Terribly sorry, I came home at last. I ____of the supermarket ____so crowded.
A．should have thought; beingB．should think; being
C．could have thought; wasD．could think; was

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