Question

【题目】I ________ go now, or I will miss my train.

A. canB. mustC. mightD. could

Answer 1

【答案】B

【解析】

句意：现在我必须走了，否则我会错过火车。根据A. can能，会；B. must必须；C. might可能；D. could能；根据or I will miss my train可知是必须走了；故选B。