问题
选择题
—Mom’s gift? She _____ have chosen a better one for me.
—She must be very happy to know it.[ ]
A. should
B. might
C. couldn
't
D. mustn’t
答案
答案：C
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—Mom’s gift? She _____ have chosen a better one for me.
—She must be very happy to know it.[ ]
A. should
B. might
C. couldn't
D. mustn’t
答案：C