---- __________________? -----For two hours.
A. When do you exercise
B. How long did you stay there
C. What time did you get there
D. How far is your school from here
_________ does Jim surf the Internet? Once a week.
A. How much B. How many
C. How often D. How soon
_______he is busy, ________he helps us often.
A. Though, / B. Though, but
C. But, though D. / , /
Your child is only five. Is _____necessary for you to be so strict with him?
A. this B. it C. one D. That
My mother always has__________ housework to do on weekends.
A. too many B. many too
C. too much D. much too
It’s important ______us to learn English well.
A. of B. in C. for D. With