根据对话内容，从A~G七个选项中选出五个能补全对话的最佳选项（有两项多余）。

Kathy: Hi, Molly. Where's your brother Larry?

Molly: Hi, Kathy. I'm sorry. Larry can't join us after all.

Kathy: I see…I really don't think sixteen-year-olds should be allowed to work at night.

Molly: Oh, I disagree with you. Teenage boys never get tired.

Kathy: Well, maybe.

Molly: That's true. He needs time to do homework.

Kathy: You know another thing that worries me?

Molly: Yeah, I know. I think he shouldn't work on weekends.

Kathy: That's right. He needs to spend time with friends.

A. Young people are full of energy.

B. He's working late tonight.

C. Young people need to sleep.

D. I thought he was joining us.

E. Larry doesn't seem to have many friends.

F. But Larry shouldn't work every night.

G. Teenagers should help parents do housework.