1) I was walking down the street ... I found a wallet. a) when b) while 2) She dropped the vase ... she was dusting the furniture. a) when b) while 3) James broke his leg ... he was playing football. a) when b) while 4) I was a naughty child ... I was little. a) when b) while 5) I found a wallet ... I was walking down the street. a) When b) While 6) ... an old lady was crossing the street, a young boy offered help. a) When b) While 7) She left the office ...we were still working  a) when b) while 8) ... I woke up at 3 a.m. , I heard a noise coming from the kitchen.  a) When b) While 9) We called the fire department ... we saw the house next door was burning. a) when b) while

when/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：？