would be doing的用法？

Question

But I realized if I find the other people who checked out the book, they'd be looking for friends, too.
would be looking 的意思

Answer 1

结构2：名词或代词(主格) + doing
1)My mother cooking in the kitchen, I was doing my homework in my room. （表伴随）我妈妈正在厨房做饭，我在房间里做作业。