sleepy是sleep 的形容词形态,作表语,意为“瞌睡的、困倦的”;作前置定语,意为“寂静的”;asleep是形容词,是表语形容词,只能做表语,意思是:睡着的。sleeping是形容词,意思是:睡着的,不一定用做标语,可以用做定语,另外它还是个动名词。
sleep n. / v. 睡觉,睡眠sleepy a. 困的,想睡觉的sleeping a.正在睡觉的asleep a.睡着的,睡熟的sleep 做动词或名词:sleep a sound sleep睡得极甜sleep睡眠violate sleep妨碍睡眠sleep double做形容词:fall asleep入睡sound asleep.酣睡pretend to be asleep假装睡觉做形容词:sleepy.想睡的a sleepy village寂静的村庄an overripe sleepy pear过熟而开始腐烂的梨a sleepy little village静寂无生气的小村a sleepy rural town.安静的乡间城镇I was deadly sleepy.我困极了。I feel very sleepy.我觉得很困。I am still sleepy.我还想睡。The condition of being sleepy.处于困倦的状态I felt sleepy all day.