It’s polite ______ “Thank you” when you receive something from someone.
The summer holiday is coming. We’re going to have _______ holiday. A. a two-month B. a two-months C. two-months
—Would you like to climb mountains with me? — I’d love to. But I ______play table tennis this afternoon, A. will going to B. go to C. am going to
You’d better _______ too much meat, You are much too fat. A. not eat B. not to eatC. don’t eat
—_______ can I keep the books? —Two weeks. A. How long B. How often C. How soon
I think _______ necessary for you _______ breakfast. A. this; have B. it’s; to have C. it’s; have