学进去

Mike: Good afternoon, Yang Ling.
Yang Ling: Good afternoon, Mike. Where's my rubber?
Mike: What colour is your rubber?
Yang Ling: It's pink (粉红色的).
Mike: Oh, is the pink rubber on the desk yours (你的)?
Yang Ling: No, it isn't. It's Nancy's.
Mike: It's here. There's a pink rubber under the desk. Is it your rubber?
Yang Ling: Yes, it is. Thank you.
1．It's morning now. (      )
2．Yang Ling's rubber is yellow. (      )
3．The rubber under the desk is Yang Ling's. (      )
4．Nancy's rubber is on the desk. (      )
5．Nancy helped (帮助) Yang Ling find the rubber. (      )