I am not really sure where Beverly is. She ______ in the living room, or perhaps she is in the backyard. A. could not sit B. cannot sit C. must be sitting D. might be sitting

I am not really sure where Beverly is. She ______ in the living room, or perhaps she is in the backyard.

A. could not sit
B. cannot sit
C. must be sitting  
D. might be sitting

Trả lời

Chọn đáp án D

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