—Why is Tom absent?—He must be sick，?A. isn’t heB. must heC. is heD. mustn’t he

发布时间：2020-08-17 13:39:54

—Why is Tom absent?
—He must be sick，    ?
A. isn’t he
B. must he
C. is he
D. mustn’t he

网友回答

(答案→)A. isn’t he
B. must he
C. is he
D. mustn’t he
解析：此处是对现在的情况进行推测，附加疑问句要用isn’t he?
以上问题属网友观点，不代表本站立场，仅供参考！