—Can I come to your house on Saturday or Sunday ? —________is OK. I’m free this weekend.
Here____ some of your books.
Tom often eats _____ good breakfast ____ the morning.
—_______ do you eat breakfast? —At seven-thirty.
---Are you good _____children? ---Yes , I think I can help them ______ English.
He can swim very well, ______ he doesn’t want to join the club.