问题
. — We had a good time in the park last Saterday. Pity you weren’t there. — I really ____ come but I was looking after my mother in the hospital.
A:must
B:ought to
C:need have
D:should have
B:ought to
C:need have
D:should have
正确答案是：
同类题型
The picture is ______ at least twenty pounds.
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