询问别人的年龄,你应该说: 。A.How old are you? B.How many? C.How are you?
It’s grandma’s birthday _______ Sunday.A. in B. on
I’ll try my best _____ help you.A. on B. to
What’s the matter ________ you?A. to B. with
I prefer ______ a comedy.A. to see B. see
Come to my flat _______ 9:00 ________ the morning.A. in… at B. at … in