外研版八年級上冊辨析 fall asleep，be asleep 入睡，睡着

辨析 fall asleep，be asleep 入睡 ， 睡着

fall asleep入睡;睡着，表示動作;表示自然進入睡眠狀态，有時指無意之中或在不适當的場合睡着。

fall asleep為非延續性動詞短語，不能與表示一段時間的狀語連用，

My father fell asleep on the sofa.我爸爸在沙發上睡着了。

After a while I fell asleep.一會兒我就睡着了。

My father fell asleep in front of the TV last night.昨天晚上我父親在電視機前睡着了。

Joe fell asleep while he was listening to music. 喬聽着音樂睡着了。

He was too tired and fell asleep at once.他太累了，立刻就睡着了。

I fell sleep while I was reading a magazine. 我在讀一本雜志的時候睡着了。

The boy was very tired and soon he fell asleep.這個男孩很累，很快他就睡着了。

He was so tired that he fell asleep soon.他太累了，很快就入睡了。

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be asleep睡着，表示狀态。可與一段時間狀語連用。

The child has been asleep for two hours.這個孩子已經睡了兩個小時了。

All the babies were asleep.所有的要兒都睡着了。

Most of the children were asleep.大多數孩子入睡了。

The children have been asleep.孩子們已睡着了。

The baby has been a sleep for two hours這個嬰兒睡了兩個小時了。