fell like为什么加asleep

fell like为什么加asleep fell asleep 改写同义词 yesterday she came home late into the night,_____her boots and fell asleep at once.答案是pulled off.我不明白为什么要加ed.回答具体点, fell asleep 和fall asleep区别 fell asleep on the sofa fell asleep half way through I FELL ASLEEP while watching tv.这句是不是完整的应该是：I FELL ASLEEP while I WAS watching tv.后面是过去进行时吧?I FELL ASLEEP while watching tv.为什么可以这么省略的写? 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. When I found Miss Lin in the office,she_____A.fell asleep B.would be falling asleep C.had fallen asleep D.were sleepy 选哪个?为什么. mary was so tired that she fell asleep over her book 为什么用over he fell asleep while he was listening to music 为什么用while They _ down and soon fell asleep.A.lay B.laid为什么? Tired,she fell asleep soon,句首的tired 为什么不用being tired? A book ( covering) his head,he fell asleep .为什么填 covering I don't like the book.It was( ).Yesterday I got ( )while reading it and fell asleep.(bore) as soon as I fell asleep是什么意思 i fell asleep half way through I fell asleep while thinking of