— What do your parents do?
— They ______ doctors.

A. are all
B. are both
C. all are
D. both are
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科目:初中英語 來源:期中題 題型:單選題

— What do your parents do?
— They ______ doctors.
[     ]
A. are all
B. are both
C. all are
D. both are

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