下列说法正确的是（） A.所有的经线长度都相等 B.经线指示东西方向 C.纬度只有8

经纬仪十字丝分划板上丝和下丝的作用是( )。

A．防止倾斜

B．消除视差

C．瞄准目标

D．测量视距

第二部分：英语知识及运用（共两节，满分35分)

第一节：完形填空（共15小题；每小题2分，满分20分)

阅读下面短文，从短文后所给各题的四个选项A、B、C和D中选出能填入相应空白处的最佳选项。

When I was walking down the street the other day, I happened to ___21______ a small brown leather purse lying on the sidewalk. I picked it up and opened it to see if I could ___22___ the owner's name. There was nothing inside it ____23______ some change and an old photo ―― a picture of a woman and a young girl of about twelve years, who looked like the woman's daughter. I put the photo back and ____24______ the purse to the police station, where I ___25_______ it to the desk sergeant. ____26______ I left, the sergeant took down my name and address ___27_______ the owner might want to write and thank me.

That evening I went to have dinner with my aunt and uncle. They ___28______ a young woman so that there would be four people at the table. Her face was familiar. I was ____29______ sure that we had not met before, but I could remember where I had seen her. In the course of conversation, however, the young woman happened to mention that she had lost her purse that afternoon. ___30______ I realized where I had seen her. She was the young girl in the photo, although she was now much older.

21. A. watch                 B. notice             C. discover                   D. find out

22. A. find                    B. learn                        C. discover                   D. work out

23. A. besides        B. except               C. except for                 D. in addition to

24. A. took                   B. brought                    C. fetched                     D. sent

25. A. offered        B. passed               C. handed                     D. returned

26. A. Before         B. When                C. While               D. As

27. A. although             B. in case                     C. for fear                    D. so that

28. A. have also invited                              B. also had invited

C. also invited                                     D. had also invited

29. A. well                   B. much                       C. quite                        D. very

30. A. All at once B. At once                    C. Immediately             D. All suddenly

在下列各组力中，属于同一性质的力是    （  ）

A．重力、弹力、摩擦力

B．拉力、压力、支持力

C．重力、拉力、阻力

D．重力、摩擦力、推力

脾胃虚弱型呕吐的治法：（）

A.芳香化浊，降逆和胃

B.益气健脾，和胃降逆

C.益气生津，降逆止呕

D.疏肝理气，和胃止呕

E.温中健脾，和胃降逆

财产保险的核保要素不包括( )。

A．保险标的物所处的环境
B．被保险人的体格及身体情况
C．被保险人以往的事故记录
D．被保险人的道德情况