People ____go to bed early.It is good for their healthA.must B.can C.may D.have to我选A,老师选D

问题描述:

People ____go to bed early.It is good for their health
A.must B.can C.may D.have to
我选A,老师选D

同学,为你
这一题目,must的话,带有强烈的要求,要求人早点睡觉这不符合我们的说话语气.
have to 带有建议的要求,这比较委婉的.
另外,个人的睡觉情况是不能强制要求的.以下这一类常识的情况就需要must的,你看看:

You must wash your hands before meals. It is good for your health. 饭前必须洗手,这对你的健康有好处.






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