Doctors say that exercise is important for health, but it be regular exercise. A. canB. w

发布时间：2020-08-17 02:28:29

Doctors say that exercise is important for health, but it      be regular exercise.
A. can
B. will
C. must
D. may

网友回答

A. can
B. will
(答案→)C. must
D. may
解析：考查情态动词：A. can能 B. will将会C. must 必须D. may可以，句意：医生说，锻炼对健康很重要，但一定要是定期锻炼。选C。
以上问题属网友观点，不代表本站立场，仅供参考！