题目内容
—All of us had a good time in the picnic last Sunday. Pity you weren't there.
—I really ________ come but I was looking after my mother in hospital.
—I really ________ come but I was looking after my mother in hospital.
[ ]
A. must
B. ought to
C. need have
D. should have
B. ought to
C. need have
D. should have
D
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