He is not to blame because he was _____ of the new rules which were passed during his absence.

单选题

He is not to blame because he was _____ of the new rules which were passed during his absence.

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单选题

It is not polite to ____ somebody when he or she is talking on the phone.

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单选题

When Paul’s group fails, he tends to be harsh in judging his subordinates and tends to blame and punish them. Paul is most likely:

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单选题

--- May I speak to Johnson? ---Sorry, I‘m his roommate, and he is not in.________

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单选题

_________, he is not capable of teaching.

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