–Is the modern racing car outside ______, Lucia?  --Of course not. Nobody but Jim can afford such an expensive car. It must belong to ______.

_________easy to learn English well.

– Which of these two English books will you borrow? – I’ll borrow     of them. Because they are very interesting. 

--Is that your dog?---No.That is Peter’s dog. The brown one is________.

You should look after     ,classmates.