Chairperson Xi calls on us to do what we can ____ as much as possible.
English is very __________ , I like it very much.A. difficult B. interesting C. Boring
–Do you have any time this afternoon? --Yes, ___________A. I have no time. B. I am free. C. That’s OK.
— do you go to the library? —Once a week.A. How many B. How often C. How long
— does the math class begin? —At about 9 o’clock.A. How B. How often C. What time
It’ time lunch.A. to B. for C. Have