Their classroom is _____ than ours, that is to say, their classroom is as small as ours.

To my surprise, he was lost in thought then and not ____ of my presence at all. 

This ________ girl is Linda’s cousin.

Sometimes, the entrance tickets are _____ free of charge from the university．

---How do you find the furniture I bought? --- ______________. But ___________ what you bought with the one we had I don’t think it worth the money.