地大开学英语测试

地大《测试技术》在线作业二-0002

动态电阻应变仪中相敏检波电路的作用是( )

A:幅值调制

B:幅值解调

C:频率解调

D:滤波

答案：B

浮球液面计是根据( )原理工作的。

A:阿基米德

B:恒浮力

C:变浮力

D:以上都不对

答案：B

一阶系统的动态特性参数是( )

A:固有频率

B:阻尼比

C:时间常数

D:灵敏度

答案：C

物位是指( )。

A:液位

B:料位

C:界位

D:以上都是

1

答案：D

不能用确定的数学公式表达的信号是( )信号。

A:复杂周期

B:非周期

C:瞬态

D:随机

答案：D

欲测量-20~+80℃左右的温度,并输出数字信号,应选用( )。

A:集成温度传感器

B:热电偶

C:热敏电阻

D:铂热电阻

答案：A

在高精度场合,用热电阻测温时,为了完全消除引线内阻对测量的影响,热电阻引线方式采用( )。

A:两线制

B:三线制

C:四线制

D:五线制

答案：C

在时域中计算的信号总功率,等于在频域中计算的信号( )

A:自功率谱积分

B:平均功率

C:总功率

1

开放英语3作文范文

1、 Talking about yourself谈论自己

My name is Holly. I'm thirty-seven years old. I'm from Beijing. I'm a math teacher in a primary school. My school is far away from my home, so I usually drive to work. There are three people in my family. They are my wife, my daughter and I. My wife is a doctor in a big hospital and my daughter is a ten-year-old pupil. In my spare time, I like reading books, watching TV, playing table tennis and so on. I used to go fishing in the weekends, but I don't now because I have to attend cla

大学英语3作业答案

总分: 100.0分考试时间:分钟

选词填空

1. The fuel tanks had a _______capacity of 140 liters.(2分)

(A) function

(B) ability

(C) power

(D) volume

参考答案：D

2. It is no use _______the relative merits of this policy.(2分)

(A) making

(B) taking

(C) discussing

(D) expecting

参考答案：C

3. The report _______setting up day training colleges.(2分)

(A) supposed

(B) excited

(C) suggested

(D) discussed

参考答案：C

4. He talks tough but has a _______heart.(2分)

(A) heavy

(B) strong

(C) kind

(D) wild

参考答案：C

5. The union representative_______ her argument very effectively. (2分)

(A) expla

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地大《大学英语(三)》在线作业二

一,单选题

1. No sooner had the thief seen the policeman than he () to his heels. A. was taking B. took

C. has taken D. had taken ? 正确答案：B

2. Tell me something ( ). A. interest B. interesting C. interested D. interestings ? 正确答案：B

3. I am touched to see ( ) a beautiful gift. A. very B. much C. such D. so ? 正确答案：C

4. ____on-going division between English-speaking Canadians and French-speaking Canadians is _______ major concern of the country. A. The; 不填 B. The; a C. An; the D. An;

中央广播电视大学《入学指南》试题参考资料

【一】单项选择题

1.一般认为，现代远程教育的技术支撑包括计算机网络技术、卫星数字通讯技术和（）

B.多媒体技术（正确答案）

2.教育部批准中央广播电视大学实施开放教育试点的时间是（）

B. 1999年（正确答案）

3.学生使用课程教学资源时，为了提高学习效率，一般应该（）

B. 根据自身条件和学习习惯选择资源，综合运用（正确答案）

4.在开放教育中，我们把通过多种途径帮助学生学习的活动叫做（）

B. 学习支持服务（正确答案）

5.学术性支持服务主要是指由教学人员提供的（）

C. 与学习课程相关的服务（正确答案）

6.下列关于学生获得学习支持服务途径的说法，不正确的是（）

C. 只能面对面地向老师请教（正确答案）

7.关于开放教育学生的毕业及毕业证书，正确的说法是（）

B. 毕业证书由中央广播电视大学颁发并报教育部进行电子注册（正确答案）

8.下列关于形成性考核说法正确的是（）

A. 是对学生学习过程的评价与考试（正确答案）

9.下列关于教育部全国网络教育公共课统一考试的说法，正确是（）

C. 是开放教育专科起点本科学生获取毕业证书的条件之一（正确答案）

10.关于学习计划，下列说法不妥当的是（）

B. 同班同学的学习计划是一样的（正确答案）

(单选题)1: After they finished ( ) football, they went for a drink in a pub. A: playing

B: to play

C: play

标准解答:

(单选题)2: We worked all day, ( ) we didn't finish it.

A: also

B: or

C: but

标准解答:

(单选题)3: I have no idea who stole his wallet. It ( ) anyone.

A: could have been

B: should have been

C: must have been

标准解答:

(单选题)4: Xiao Wang ( ) a university student next year.

A: is

B: will be

C: is being

标准解答:

(单选题)5: He has ( ) gone out.

A: just

B: now

C: soon

标准解答:

(单选题)6: The meeting ( ) for five hours. No one knows when it will end. A: has lasted

B: h

英语I(1)模拟试题(A)

第一部分交际用语(10分) 1-5小题：阅读下面的小对话，从A、B、C三个选项中选出一个能填入空白处的最佳选项，并在答题纸上写出所选的字母符号。（每题2分，共10分） Where are you from? I am from London. (A) A. Right B. Wrong

2. - Would you like a coffee? - No, I'm fine, thanks. (A) A. Right B. Wrong

3. - London is a bit less modern than Shanghai. - I agree with you. I think London is just as modern as Shanghai. (B) A. Right B. Wrong

4. - Shall we ask my friends to play live music? - Yes, let's. (A) A. Right B. Wrong

5. - Hello, Could I speak to Mr. David Manning, ple

开放英语3

按字母顺序排序！ 一、交际用语

Afternoon, sir. Where to?--- Please get me to the airport?

Ami, I want this report typed today.---it’ll be ready in the afternoon, sir.

Are you feeling better today, Mrs. Silver?----Yes, thanks, doctor. but I still feel dizzy. Are you sure about that?--- Oh, yes. I’m absolutely positive. Can I help you to ge it down?---Thanks , it’s so nice of you.

Can I take your order now?----Just a moment. Two friends are coming.

Can you tell me how much a radio like this costs?---about eighty-five dollars. Can you

让我们一起为了毕业而奋斗!

Changes in My Life

There have been many changes in my life. With the development of the economy, my life is better off.

For the clothing, I have spare money to buy sorts of pretty clothes. But in the past, there were fewer clothes in my wardrobe. For the food, I usually had traditional Chinese food for every meal, rice, noodles or streamed ban with one or two light dishes even preserved pickles. Nowadays, I can afford any delicious food, including western foods. For the housing, I have moved from a cramped and gl

2016地大英语专业英语翻译真题

AlphaGo是怎么学会下围棋的 2017北京地大考博群 221616188

Where Computers Defeat Humans, and Where They Can’t AlphaGo是怎么学会下围棋的

ALPHAGO, the artificial intelligence system built by the Google subsidiary DeepMind, has just defeated the human champion, Lee Se-dol, four games to one in the tournament of the strategy game of Go. Why does this matter? After all, computers surpassed humans in chess in 1997, when IBM’s Deep Blue beat Garry Kasparov. So why is AlphaGo’s victory significant?

由Google的子公司DeepMind创建的人工智能系统AlphaGo，刚刚在一场围棋比赛中