— Mary's score on the test is the highes
题型:选择题
问题:
— Mary's score on the test is the highest in her class.
— Really? She ______ have studied very hard.
[ ]
A. may
B. ought to
C. must
D. should
— Mary's score on the test is the highest in her class.
— Really? She ______ have studied very hard.
[ ]
A. may
B. ought to
C. must
D. should