go to sleep：去睡觉【附加】：(1)go to bed指“上床，就寝”。例如：What time did you go to bed last night? 昨天晚上你几点上床睡觉的? ⑵go/get to sleep和fall asleep意思接近，都指“入睡，睡着”，但是 get to sleep常用于否定句中：例如：I went to sleep quite late last night．我昨晚睡着很晚了。⑶be asleep指“睡着的，睡熟的”。例如：He is asleep．他睡着了求采纳 欢迎追问~
