单选题
—What am I going to do about a present for Carol?
—You ______ some flowers.
A、
might have sent her
B、
must have sent her
C、
could send her
D、
would send her
【正确答案】
C
【答案解析】
[解析] 根据第一句的问题是寻求建议,情态动词could可用来提出建议。might have done表示推断。must have done表示对过去事情的肯定推断。would表示过去将来时。
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