317　go to sleep，go to bed，fall asleep，asleep和sleepy

① go to sleep意为“睡着，进入梦乡”，强调动作的结果。

He went to sleep soon. 他一会儿就睡着了。

Soon she went to sleep，for she was very tired. 她很累，很快就睡着了。

② go to bed表示“去睡觉”，强调上床睡觉这个动作。

比较

I didn't go to bed until 11：30 last night. 我昨晚直到十一点半还没睡觉。

I didn't go to sleep until 11：30 last night. 我昨晚直到十一点半还没睡着。

③ fall asleep意为“入睡”，与go to sleep大致相同，但含有“不知不觉地睡着了，不想入睡而睡着了”的意思。

She fell asleep in her seat. 她在座位上睡着了。

One after another，all four of them fell asleep. 一个一个，他们四个人都相继睡着了。

④ asleep是形容词，常作表语，be asleep表示“睡着，熟睡”的状态。

She was sound/fast asleep. 她睡得很香。

He was asleep with his head on his arms. 他将头枕着胳膊睡着了。

an asleep girl

a sleeping girl

一个熟睡的女孩

⑤ sleepy表示“困倦的，有睡意的”。

He felt sleepy. 他昏昏欲睡。