英语解答.
来源：学生作业帮助网 编辑：六六作业网 时间：2025/02/07 00:02:27
英语解答.英语解答. 英语解答.wasmoppingwasplayingwastakingsawwaswalkingsingplayingplayinglearnspeakinghappen
英语解答.
英语解答.
英语解答.
was mopping was playing
was taking
saw was walking
sing
playing playing
learn speaking
happened
finished
lightning