They demanded that the books ______ to the school library right away.
30.The new curriculum advocates allowing students more time to participate in_______is referred to as community service.
29.It is required in a recent study suggesting the importance of teenagers’ communication with other children of the same age.
28.—You must be tired after the flight. You’d better take a good rest.—Yes, I _________. Thank you.
27.—Oh, how depressed! I am bound to lose to him in tomorrow’s competition.—Cheer up! In fact, he is___________than you!
26.—You look quite tired.—I __________ the project here in order to meet the deadline.