27. On the third floor there are two rooms, _____ is used as a meeting-room.

A. one of them 　　　　　　　　　　　　 B. the larger of which

C. and a larger of them 　　　　　　　　　　　　　 D. the largest one of which

26. Many new workers　　 trained and in two months they will　　　　 to build a new railway.

A. are; be sending 　 　　　　　　　　　　　　　

B. are being; be sent　

C. are; send 　　　　　　　　　　

D. will be; be to send

25. ---Remember the first time we____ , Ed ?　

---Of course, I do. You _____ a song on the stage.

A. have met; sang　 　　　　　　　　　　　　　　 B. met; sang　　　

C. met; were singing　　 　　　　　　　　　　　 D. have met; have sung

24. He took pity on the people in the flooded-areas and　　　 　his clothes and quilts to them. 　

A. gave away 　　 B. gave out 　　 C. sent out 　 D. threw away

23. ---We are leaving on June 15. 　

---So why not come to spend _____ days with us? I'm serious.

A. all these last few 　　　　　　　　　　 B. these all last few

C. these last few all 　　　　　　　　　　 D. all last these few

22. As they are retired, Mr. and Mrs. Scott prefer a house in the country to spend their late years

to __　 　in a large city.

A. which 　　　 B. it 　　　　 C. one 　　 D. that

第一节 单项填空(共15小题；每小题1分，满分15分)

请从A、B、C、D四个选项中，选出可以填入空白处的最佳选项, 并在答题卡上将该项涂黑。

21. I wonder what it feels like to be one of ____ really rich. The Brows already have Rolls Royce and now they are buying_____ third. 　

A. the; the 　　　 B. 不填; a 　　 C. the; a 　　 D. 不填; the

21．(本小题12分)已知{}是正数组成的数列,,且点 在函数的图象上.

　　 (1)求数列的通项公式;

　(2)若数列满足,求证:　 .