问题标题：
高一英语选择,为什么不选D呢ifyoureallywantyourselftobeingoodhealth,youmust___always___________somuch.A.not,besmokingB.not,havesmokedC.notto,smokeD.benot,smoking
问题描述：
高一英语选择,为什么不选D呢
ifyoureallywantyourselftobeingoodhealth,youmust___always___________somuch.
A.not,besmokingB.not,havesmoked
C.notto,smokeD.benot,smoking
陈玲莉回答：
因为在这里must是个情态动词它后面+not然后再加实义动词besomking整个句子就是你就不能总是在抽烟
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