Could you say it again? I can’t understand __________ you are talking about.

---She looks really tired! --- She practises dancing _________ of us five.

We          play sports on school days. You know, we don't have enough time and have to do lots of homework.

Stay away from junk food, please. It’s bad for us，_________ for children! 

Billy: I’ve been fixing the computer for over three hours, but it still doesn’t work. Nana: Why don’t you take a rest and try 　　　?  Maybe you’ll do better then.