The box ______ a lot of coins, ______ an old Chinese one.

—May I remind you that a Mr. Wang is waiting outside, sir?—Oh, that’s right. I     about it.

— So how long have you been in Beijing? — Just a couple of days. I’m on a great tour, you know, and I ______ all the places of interest here. 

It’s only six o’clock now; Little Tom should be up ,though, because he _____ for nine hours.

I told him what I was surprised____________  his attitude towards his study.