有“一菜一格，百菜百味”之誉的菜系是( )。 A．鲁菜 B．川菜 C．浙菜

简述组织的功能。

在下图（a）所示的电路中，电源电压为18伏保持不变，电阻R₁的阻值为10欧。闭合电键S，电流表A的示数如下图（b）所示。求：

①电阻R₁两端的电压U₁。

②此时滑动变阻器R₂连入电路的阻值。

③现有标有“20Ω  2A”、“50Ω  1A”字样的滑动变阻器可供选择，去替换R₂，要求：在移动变阻器滑片P的过程中，定值电阻两端电压的变化量最大。选择：标有________字样的滑动变阻器。求：定值电阻R₁两端电压的最大变化量D U₁。

农业银行当前可采用的信贷业务担保方式包括（）

A．保证担保

B．抵押担保

C．质押担保

D．定金

第(30)至(32)题是基于如下两个关系，其中雇员信息表关系EMP的主键是雇员号，部门信息表关系DEPT的主键是部门号。

在雇员信息表关系EMP中，哪个属性是外键(foreign key)

三、完形填空（共20小题；每小题1分，满分20分）

请认真阅读下面短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。

Making friends is a skill. Like most skills, it improves with practice. If you want to meet people and make friends,    31   must be willing to take actions. You must first go to the place_  32   are people. You won’t make friends    33  home alone.   34   a club or group, for talking with those who like the same things as you do is    35    . Or join someone in some activity. Many people are nervous when talking to people. After all, meeting strangers means facing    36   . And it’s human    37   to feel a bit uncomfortable about the unknown.

Most of our fears about dealing with new people    38    doubts about ourselves. We imagine other people are judging us,    39    us too tall or too short, too this or too that.   40   don’t forget that they must be feeling    41     way as you. Try to accept yourself    42    you are, and try to put the other person at ease. You will ____43___ feel more comfortable.

Try to act self-confident even if you don’t feel that way.   44   you enter a room full of strangers, such as a new classroom, walk tall and straight, look ___45___ at other people and smile. If you see someone you’d like to   46   to, say something. Don’t wait for the other person to  47   a conversation.

Just meeting someone    48   doesn’t mean that you will make friends with that person. Friendship is  49   on mutual (相互的) liking and “give and take”. They take time and   50    to develop. And there are things that keep a new friendship from growing.

31.  A. you                        B. they                         C. it                             D. I

32.  A. when               B. whether                       C. where                  D. however

33.  A. arriving              B. returning               C. staying                 D. leaving

34.  A. Recognize            B. Accept                 C. Share                         D. Join

35.  A. more difficult       B. easier                   C. uncomfortable           D. ordinary

36.  A. a friend               B. the enemies                 C. trouble                        D. the unknown

37.  A. nature                       B. fault                    C. weakness             D. manners

38.  A. come from                B. give up                C. get over               D. carry off

39.  A. finding               B. making                C. stopping               D. treating

40.  A. And                    B. Therefore             C. But                    D. So

41.  A. in the                  B. a friendly              C. different               D. the same

42.  A. what                   B. as                       C. how                    D. where

43.  A. neither                B. both                     C. hardly                  D. never

44.  A. When                 B. As if                    C. So that                        D. In which

45.  A. specially             B. directly                C. shyly                   D. strictly

46.  A. refer                 B. write                    C. speak                         D. pay

47.  A. start                  B. stop                    C. develop                 D. hold

48.  A. strange                B. new                     C. famous                 D. active

49.  A. depended             B. lied                      C. taken                   D. based

50.  A. money                 B. resource                C. effort                   D. trouble