----Meng Fei had his arm broken while recording If You Are The One in Beijing.
----Really? Then perhaps he host TV programs for some time.
A. needn’t
B. mustn’t
C. shouldn’t
D. can’t
网友回答
A. needn’t
B. mustn’t
C. shouldn’t
(答案→)D. can’t
解析:考查情态动词的用法。根据情景,他因胳膊受伤,估计会有一段时间不主持电视节目。这里是一种猜测,用can’t,表示“不能”。