—I can’t sleep well at night. I often feel tired.—You _

试题详情及答案解析: —I can’t sleep well at night. I often feel tired.
—You ______ drink some milk before going to bed. It’s good for your sleep.
A. should
B. shouldn’t
C. mustn’t; 答案：A; 试题分析: 句意：---晚上我不能休息好，我经常感觉到累。----你应该睡前喝牛奶，对你的睡眠有好处。；根据句意；故选A。
考点：考查情态动词。