Question

【题目】It's time for you to go to bed. You ________ sleep at once.

A. are supposed to B. are afraid to

C. are allowed to D. are suggested to

Answer 1

【答案】A

【解析】

句意：你上床睡觉的时候到了。你应该立刻睡觉。be supposed to意为“应该做…”；be afraid to意为“害怕”；be allowed to意为“被允许”；be suggested to意为“被建议”。这里是说“你应该睡了”，故选A。