1) She was riding her bike ___________she fell down a) while b) when 2) I was playing __________ my mother called me. a) while b) when 3) I was playing ........ my mother was cooking a) while b) when 4) He was eating some eggs________ Sarah was reading  a) while b) when 5) He fell off the ladder ...... he was climbing a tree a) while b) when 6) I was working ....... she was dancing a) while b) when 7) ........ I was washing my hands, Sue was singing a) While b) when 8) What were you doing ........ you heard the phone? a) while b) when 9) I was walking___________ I found a wallet a) while b) when 10) They were eating, ....... the accident happened a) while b) when 11) ........ the door bell rang, I was doing my homework a) while b) when 12) Sara was watching T.V. _______ the light went off a) while b) when 13) She was drawing ........... he arrived a) while b) when 14) The dog was sleeping ............ the cat was eating  a) while b) when 15) My parents were playing ............... he left  a) while b) when

When or while

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？