The girl fell asleep ______ doing her english exercises.[A]when [B]while答案是while,when不可以么?不是说while可以的用处when都可以么.听说while只用于延续性的事情.when是什么都可以的.

fell asleep on the sofa The little girl habitully fell asleep clutching a battered doll,her palladium. 1.As the girl was so __ ,she soon fell __.A.tiring;sleeping B.tired;sleeping C.tired;asleep D.tired;sleepy With the help of the pills,she fell asleep同义句she fell asleep ___ ___ the pills The girl falls asleep的同义句改为The girl -- -- -- The film in whichI fell asleep was very boring felt,fell,she,very,and,in the chair,tired,asleep fell asleep 改写同义词 The baby___for three hours.a.fell asleep b.has fallen asleep c.has got to sleep d.has been asleep The Girl Who Fell from的意思 十道英语选择题请求高手指教1.John fell asleep while he was listening to the music.请问句中为什么可以用while?难道说fell asleep是延续性动词?2.The teacher found her ___ girl.a.clever b.a clever c.was a clever d.is a clever fell asleep 和fall asleep区别 How hard the noise made it for us______ A fell asleep B fall asleep C to fall asleep D falling asleep the girl falls asleep every night with the t_____ bear. fell asleep half way through fell like为什么加asleep The baby was asleep the whole afternoon yesterday.A.fell asleep B.felt sleepy C.sleptD.went to sleep与划线was asleep相同选哪个? I fell asleep while reading the English textbook.Luckily,my roomate woke up in time.fell asleep的动作发生在woke up之前,为什么不用过去完成时.