25. ― Could I ask you a rather personal question? 

   ― Of course, _____.

   A. good idea     B. that's right         C. never mind        D. go ahead

通读下面短文，掌握其大意，然后在各题所给的四个选项中选出一个最佳答案。

24. Afternoon tea is ______ in the dining room from 3 to 5 p. m. every day.

   A. served         B. burned                     C. cooked             D. eaten

23. ― Would you please _______ the TV a little? Jack is doing his homework.

   ― Terribly sorry. I will.

   A. turn down    B. turn up              C. turn on           D. turn off

22. There are more than two _______ languages spoken in Nigeria.

   A. hundreds      B. hundreds of              C. hundred            D. hundred of

21. She read the instructions to find out how ______ the computer.

   A. use             B. to use                C. using                D. uses

20. ― Did you see who the driver was?

    ― No, the car ran so fast _______ I couldn't get a good look at his face.

   A. that            B. which               C. as                     D. after

19. It's too late to go out now and _____, it's starting to rain.

   A. though        B. besides             C. however           D. instead

18. Oh, it's you, Ella! Your voice sounds very different _____ the phone. What's happening?

   A. from        B. in                         C. of                  D. on

17. I've got many books on Chinese food. You can borrow _____ if you like.

   A. either          B. one                  C. it                     D. every

16. ― Is Simon coming by train?

   ― He should, but he _______ not. He likes driving his car.

   A. may            B. shall                 C. need                 D. must