I looked inside.I wanted to see what they were doing合并为一句

题目

I looked inside.I wanted to see what they were doing合并为一句
2.we were doing our homework when the lights went out .=we were doing our homework and _____ _______ ________ the lights went out.

答案

1.I looked inside to see what they were doing.
2.We were doing our homework and just then the lights went out.