he fell asleep while he was listening to music 为什么用while

he fell asleep while he was listening to music 为什么用while He fell asleep while (he was) doing his homework John fell asleep ______ he was listening to the music. [&nbs John fell asleep _______ he was listening to the music. A．af He was listening to music while he was playing computer game John fell asleep ___he was listening to the music 几道英语题目1.John fell asleep ______ he was listening to the musi （ ）His father fell asleep ______ he was listening to the mus My son felt asleep soon( ) he was listening to the music A.b John fell asleep - he was listehing to the music 横线上填什么 ( )1.He took down ______ while he was listening to radio Eng While listening to pop music,_____.A.she felt asleep B.the l