He found ______ very helpful to memorize the words of some popular English songs.

Do you like the hero in the book _________ fights for freedom all the time?—Yes, of course. I think he is great.

Why don’t you ______ your friends to the party ? We have enough food.

If no one ________the phone at home, ring me at work.

This sweater is not as good as that one, but it’s much_________.