21. What_______ pity that you couldn't be there to receive_______ prize!
A. a: a B. the; a C. a; the D. the; the
22. -I don't know how to use this machine.
-It doesn't matter. Here is the_______.
A. instruction B. direction C. information D. advertisement
23. Sorry, Madam. You'd better come tomorrow because it's_______ the visiting hours.
A. during B. at C. before D. beyond
24. -Could you bring me an English newspaper?
-Certainly, sir. I'll bring_______ as soon as possible.
A. one B. it C. that D. this
25. Why not_______ a student volunteer project to look after the homeless pets?
A. set up B. put up C. give up D. pick up
26. _______ regular exercise is very important, it's not a good idea