要讲"熟睡"，就要用fast来修饰asleep。另外， 在英语中一般不讲somebody is sleeping而要用asleep。关于睡觉这一词的惯用法还有：go to sleep(如：The old man usually goes to sleep at ten.)， fall asleep(如：I fell asleep at English class yes terday.)
［误］ He is deeply asleep.
［正］ He is fast asleep.
［析］ 要讲"熟睡"，就要用fast来修饰asleep。另外， 在英语中一般不讲somebody is sleeping而要用asleep。关于睡觉这一词的惯用法还有：go to sleep(如：The old man usually goes to sleep at ten.)， fall asleep(如：I fell asleep at English class yes terday.)
