根据对话内容，在下面的空白处填入适当的词，使对话完整正确，每空一词

A:Hello! Welcome to Volunteer Organization. What can I do  you?

B: I'm ready to do some volunteer work for our city. I'd like to work outdoors.

A: OK. You could  pick up rubbish in the streets.

B: I could do that! By the  ，my sister wants to be volunteer, too. But she doesn't like to work outdoors.

A:  does she like to do?

B: She likes to play with children.

A: She could visit sick children in the hospital. She could play games with them.

B: That's a great​ ! Thanks a lot.

A: You're welcome.