14秋《大学英语(三)》作业1

14秋《大学英语(三)》作业1篇一

14秋《大学英语(三)》作业1

预算成绩情况

14秋《大学英语(三)》作业1篇二

15秋《大学英语(三)》作业1

作业系统--15秋《大学英语（三）》

作业1

15秋《大学英语（三）》作业1, sh151haoxian

1．未做完作业单击【保存作2．做完作业后，单击【提交请慎重操作。

3．单击【预算成绩】可以对未提交的作业进行客观题成绩预算。

题号:1 题型:单选题（请在以下几个选项中选择唯一正确答案） 本题分数:4 内容:

As teachers we should concern ourselves with what is said, not what we think _____. 选项:

a、ought to be said b、 must say c、 have to be said d、 need to say{14秋《大学英语(三)》作业1}.

题号:2 题型:单选题（请在以下几个选项中选择唯一正确答案） 本题分数:4 内容:

When he arrived, he found _______ the aged and the sick at home. 选项:{14秋《大学英语(三)》作业1}.

a、none but

14秋《大学英语(三)》作业1篇三

东大14秋学期《大学英语(三)》在线作业1答案

14秋学期《低压保护电器可靠性理论及其应用》在线作业1

一,判断题

1. 本应该判为合格的产品而被误判为不合格的这类判断错误称为第一类错误。( )

A. 错误

B. 正确

?

正确答案：B

2. 阶数越小的割集对系统故障的影响越大( )

A. 错误

B. 正确

?

正确答案：A

3. 如果电容器的主要失效是短路，为提高其可靠性，在电路中能够采用两个相同的电容器串联连接来代替原有的一个电容器。( )

A. 错误

B. 正确

?

正确答案：B{14秋《大学英语(三)》作业1}.

4. .

A. 错误

B. 正确

?

正确答案：B

5. 阶数越小的故障数最小割集对系统故障的影响越小。( )

A. 错误

B. 正确

?

正确答案：A

6. 如果一个产品由n个单元组成，只要其中一个单元正常工作该产品就能正常工作，这种贮备方式即为并联方式。( )

A. 错误

B. 正确

?

正确答案：B

7. 可靠性验证试验是指验证设备可靠性特征值是否符合规定的可靠性要求的试验，通常是生产产品的条件之一。（ ）

14秋《大学英语(三)》作业1篇四

东大14秋学期《大学英语(三)》在线作业1答案

14秋学期《大学英语(三)》在线作业1{14秋《大学英语(三)》作业1}.

阅读理解 单选题 完型填空

一、阅读理解（共 4 道试题，共 40 分。）

1. Education in the United States is usually divided into four levels. These are early children, elementary, secondary and higher education. School attendance is required in every state of the country, and in most states students must attend school from the age of 6 to 16.

The first level is early childhood education. Its main purpose is to prepare children for school.

The second level is elementary education. Education at this level is divided into six or eight grades, and children learn reading, arithmetic, writing, social studies and science. They also have art, music and physical education.

The third level is secondary education. It is for junior and senior high school students. Some students take courses to prepare themselves for college. Other students take technical or vocational courses that prepare them for jobs after they graduate from high school.

Higher education continues after high school. There are many kinds of institutes of higher education. Technical institutes offer two-year programs in electronics, engineering, business and other subjects. After two years at a junior college, students receive an associate degree and then they can continue at a four-year college.

1). Is school attendance required in the USA?

A. Yes, in the whole country.

B. Yes, in some states.

C. Yes, in most states.

D. Yes, only in a couple of states.

-----------------选择：A

2). At what levels are programs of technical courses offered?

A. Levels 1 and 2.

B. Levels 2 and 3.

C. Levels 3 and 4.

D. Level 4 only.

-----------------选择：C

3). What degree is awarded to students at a junior college?

A. Associate degree.

B. Bachelor’s degree.

C. Master’s degree.

D. Doctor’s degree.

-----------------选择：A

4). What would be most probably talked about in the next paragraph?

14秋《大学英语(三)》作业1篇五

北语16秋《大学英语(三)》作业1 含满分答案{14秋《大学英语(三)》作业1}.

14秋《大学英语(三)》作业1篇六

兰州大学《大学英语(1)》14秋在线作业3答案

《大学英语(1)》14秋在线作业3

一,单选题

1. While driving along the treacherous road, ______.

A. my right rear tyre blew out

B. my right rear tyre had a blowout

C. I had a blownout on my right rear tyre

D. I had my right rear tyre blowout

?

正确答案：C

2. His mother always keeps a candle in the house ______ there is a power cut.

A. in case

B. in the case

C. in the event

D. in event of

?

正确答案：A

3. 1. Scientists say that many factors ________ changes in the weather.

A. bring out

B. bring about

C. take into

D. take about

?

正确答案：B

4. I wonder if the water is fit .

A. drinking

B. todrink

C. tobedrunk

D. fordrink

?

正确答案：B

5. The tape-recorder ______.

A. is not worked

B. can’t be worked

C. doesn’t work

D. isn’t work

?

正确答案：C