There ______ a basketball match between Class One and Class Three this afternoon.

He is so addicted to smoking that ________ seems to be no chance of talking him into quitting.

If__ ___ calls, tell_______ I’ll come back soon.

That computer_____ me quite a lot of money.

Look at ______ book on the desk . Is it ______ useful one ?–Yes, it is . In the book there is much advice on how to learn math well.