--What’sname — is Eric（）

A.my

B.your

C.you

A.you

B.his

C.her

D.I

What is the function of wearing rings found on some centrifugal pumps ________．

A.Absorb erosion of high velocity discharge stream

B.Seal pump shaft against entry of air

C.Isolate the outlet side from the inlet side

D.Dampen the turbulent discharge flow

Shop-assistant: May I help you, sir？

Mr. Blair: Er…I want to buy my wife a gift for Christmas, but I don’t know what she would like.

Shop-assistant: _______________________ These are all from Paris.

Mr. Blair: No. She has very good taste in clothes. I don’t want to take the risk.

A: Do you want to buy a pair of shoes？

B: What about a gold necklace？

C: How about an evening gown？

D: Don’t you think a gold watch would be very nice？

A. Ensure that an interface has been configured with an IP address

B. Ensure that IP classless is enabled

C. Ensure that the interfaces can ping their directly connected neighbors

D. Ensure that an interface has been configured with an IP address and is up

A. The default administrative distance has been changed.

B. IS - IS is not enabled.

C. Three physical interfaces are taking part in integrated IS - IS.

D. IS - IS is not redistributing any oth er routing protocols.

E. There are two neighboring routers sending IS - IS routing information.

F. Address summarization is configured.

（1 ）设有高校选课系统，需要对学校的系信息、教师信息、课程信息、学生信息、学生选课信息进行管

理。已知系（DEPT ）信息包括系编号（DeptNO ）、系名称（DeptName ），教师（Teacher ）信息包括教师号 （TNO ） 、 教师名 （Tname ） ， 课程 （Course ） 信息包括课程号 （CNO ） 、 课程名 （CName ） 、 课程学分 （Credit ） ，学生（Student ）信息包括学号（SNO ）、学生姓名（Sname ）、学生性别（Sex ）。

选课系统的管理规则如下：

Ⅰ 、一个系可聘用多名教师，一个教师只受聘于一个系；

Ⅱ 、一个系可有多名学生，一个学生只属于一个系；

Ⅲ 、一名教师可讲授多门课程，一门课程可被多个学生选修；

Ⅳ 、一名学生可选修多门课程，一门课程可被多名学生选修；

Ⅴ 、学生选修完课程后，可获得相应课程的成绩。

针对以上描述，完成下列设计内容：

① 构建选修课系统的 ER 图 。 （要求图中的实体集名用试卷中给出的英 文名 ， 联系名用联系所关联的实体

集名的首字母，字母间用 “—” 或 “ _ ” 连接，大小写不限）（10 分）

② 根据所构建的 ER 图，设计满足 3NF 的关系模式，并标出每个关系模式的主码和外码。（要求关系模式名同实体集名或联系名，属性名用试卷中给出的英文名，大小写不限）（10 分）

A.Do you want to buy a pair of shoes

B.What about a gold necklace

C.How about an evening gown

D.Don’t you think a gold watch would be very nice

John:Thank you for agreeing to meet with me today.

Sally:Thank you for inviting me.

John:Your resume looks (). it looks like you achieved a lot during your time at university. Could you give me an example of good teamwork during your time there？

Sally:Hmm, so you want an example？ I was the treasurer of the Students’Union. I mean ... I’m particularly () how I organized the finances. We had a very small budget and I had to make decisions on what to buy.

John:Very impressive ——so you’re a good planner, Sally! We like () people here.

Sally:Also ...() is important to me. I always try to complete my work ().At university I never handed in my assignments late.

John:That’s good to hear. Finally I want to know what exactly made you () this job at this company.

Sally:Er ... well. The reason I applied is ...

Dialogue Three

Doctor：Well， what can we do for you today？

Patient：Oh， I‘m an infection in my gum， Doctor.

Doctor：In your gum？

Patient：Up here. I‘ve some tablets and， er， I don‘t know.

Doctor: 8__________ Aye， the Sofradex is not doing very much for that， is it？

Patient：I’ve never taken them. I’ve just，1 stop taking them.

Doctor：Aye， I don’t think they’re doing very much to you.

Patient：9__________Doctor.

Doctor：Aye.

Patient：I’m just wondering if it’s my teeth or that it’s just my blood that’s doing it.

Doctor：I think it might be the teeth. It’d be worth getting the dentist to have a look at your plate.

Patient: 10__________

Doctor：Yes， yes. Keep on with those just now.

Patient：Yes. Aye， two four， one or two four times a day.

Doctor：Yes， one four times a day.

Patient：Fine， yeah.

第8题__________ 查看材料

A.It’s been painting me all night，

B.Let’s have a look and see what they’ve done to you.

C.Do I take these Sofradex is they"re prescribed here， Doctor？

D.What’s wrong with me， Doctor？

Daniel: Mr. Taylor, this is the project plan you asked me to make last week.

John:Sure. That's a quick job. Could you talk me （答案？） the plan roughly？

Daniel:Of course. The plan （答案？） three parts. The first part is the background of the project, the second part is the （答案？）, and the third is the expected results.

John:Er…well…I see.

Daniel:Do you have any （答案？） about it？

John:After I read it in detail, I will tell you my opinion.

Daniel:Thanks, and then I will improve it according to your opinion and suggestions.

One day later.

John:I have finished reading your project plan.

Daniel:Is it what you hoped for？

John: Excellent! You seem to have （答案？） all the major points. We've decided to have a meeting. And could you please get ready to give a presentation of your ideas？ We have to try our best to （答案？） the board.

A. persuade

B.suggestions

C. covered

D. through

E. includes

F.steps