7.　 Justin kicked the ball into his own goal. It was____ his stupidity_____　 we won the game.

　 A. thanks for; that　 　 B. on account of ; which　　　 C. owing to; which　　 D. due to; that

6.　 Between the two roads _____ a TV tower called "Skyscraper Tower".

A. stands　 　　 B. standing 　　　　　　　 C. which stands　 　　　　　　　 D. stand

5.　 Having arrived at the station, _____.

A. it was found that the train had left 　　　　　　 B. the train had left

C. the train was found left　　 　　　　　　 D. he found that the train had left

4．As I______ the little grass house in the forest, my heart beat more and more quickly.

　 A. approached　　 　　 B. walked　　 　　　　　　　 C. ran　　　 　　　　　　　　　　 D. stepped

3．So far, he ________in remembering 2,000 English words.

　 A. has succeeded　　 B. succeeds　 　　　　　　 C. succeeded　　 　　　　　　　 D. is succeeding

2. -----______in your city now?

　 -----Very hot at noon but very cool at night.

　 A. How is the weather like　　　　　　 　　　　 B. What is the weather like

　 C. How does the weather look like　　 　　　　 D. What is the weather

第一节：单项填空(共15小题，每题1分，满分15分)

1. I remember seeing this kind of product in _____ city of Shanghai, which is known as _____ Paris of the East.

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

22、(12分)若动点在椭圆上变化，、为该椭圆的左右两个焦点，若此椭圆的离心率。

(1)求该椭圆的标准方程，

(2)求T=的最大值是多少？

21、(12分)正数数列{a_n}的前n项和为S_n，且2．

(1) 试求数列{a_n}的通项公式；

(2)设b_n＝an·an+1(1)，{b_n}的前n项和为T_n，求证：T_n<2(1)．

20、(14分)已知函数，，是常数．

⑴若，试证明；

⑵若对，恒成立，求常数的取值范围．