Doctors say that exercise is important for health, but it ______ be regular exercise.

admin2011-02-02 61

问题 Doctors say that exercise is important for health, but it ______ be regular exercise.

选项 A、can
B、will
C、must
D、may

答案C

解析由句意可知这里应该用肯定的语气，故选C。句子意思是：医生说锻炼对健康很重要，但必须经常锻炼才有效。

转载请注明原文地址:https://kaotiyun.com/show/KI6q777K

中学英语

相关试题推荐

随机试题

最新回复(0)