— Please have a seat. — _______ .
--- __ salt did you put in the soup?--- None. I forgot.A. How much B. How many C. How long
I had a good time my stay in Chengdu this summer vacation.A. on B. during C. in
We a party to welcome the new students next Friday evening.A. have B. had C. will have
--- Why do you tennis for exercise?--- To keep healthy.A. take up B. grow up C. stay up
In our school, _ students ride their bicycles to school every day.A. three hundreds B. hundred of C. hundreds of