The woman became famous ______ the new song.
—I enjoyed the performance very much.—Yes, it was really good. I think ____ boy in white was the best dancer.
Australia is a continent ___ many different kinds of animals.
—Would you like to go to the party?—I’d like to, ____ I’m busy. I’m afraid I can’t join the party.
— Kids, I am too busy to help _____with the work.—OK. We’ll do it _____.
Lucy’s mum often makes her the housework after school.