Mary ____ help her mother cook dinner yesterday.

A. had to  
B. has to    
C. have to  
D. can
A
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科目:初中英語(yǔ) 來(lái)源:月考題 題型:單選題

Mary ____ help her mother cook dinner yesterday.
[     ]
A. had to  
B. has to    
C. have to  
D. can

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