人教版4年级科学试卷（人教版四年级科学试卷含答案）

下面将介绍一些大学生常用的日常学习辅助工具和资料，希望能为你的学习提供帮助和便利

1.彩虹搜题

这是一个公众号

主要聚焦大学教育及成人教育，目前题库已收录超3亿各类试题，题库类型主要是大学网课、教材答案，以及考研、四六级题库

下方附上一些测试的试题及答案

1、水平转动管焊时，平焊位置的熔孔比立焊位置的熔孔稍小一些。（）

答案：对

2、夹着尾巴做人用英语怎么说呢?如题

答案：abase oneself to make yourself seem to be less important or not to deserve respect keep a low profile to avoid attracting attention to yourself: He's been in a bit of trouble recently so he's trying to keep a low profile. 中文有夹着尾巴做人英语对应的是came back with tail in between one's legs. 夹着尾巴回来，垂头丧气的意思表达意义稍有不同夹着尾巴做人不大好译 "专家"不愿说,我来告诉你吧: behave oneself(by tucking one's tail between one's legs); behave properly

3、What does the last part of the video clip imply?

答案：When human beings are used to relying on the computer to get the information he needs, they will forget the real books.

4、.

A.It has decreased. B.It has doubled. C.It has increased by 70%. D.It has fluctuated.

答案：B

5、.

A.Zhouzhuang. B.Shanghai. C.Not mentioned. D.Far away from Zhouzhuang.

答案：B

6、下列叙述中正确的是（）。

A.do-while语句构成的循环不能用其他语句构成的循环来代替 B.do-while语句构成的循环只能用break语句退出 C.用do-while语句构成的循环，在while后的表达式为非零时结束循环 D.用do-while语句构成的循环，在while后的表达式为零时结束循环

答案：D

7、新时代思政课要做到（）。

答案：守正创新

8、.

A.Its sales volume. B.Its style of products. C.Its range of products. D.Its after-sale service.

答案：A

9、.

A.Because doing so can get you promoted very quickly. B.Because doing so can help you make many friends at work. C.Because doing so can result in frequent salary increases. D.Because doing so can help you earn the trust of your colleagues.

答案：D

10、.

A.Because patients pay more for treatment now. B.Because patients can now easily get information about their illness from the Internet. C.Because patients feel that doctors need to increase their medical knowledge. D.Because most patients are not satisfied with their experiences in hospitals.

答案：B

11、.

A.Three. B.Four. C.Five. D.Six.

答案：C

12、完成“新时代”思想政治理论课实践教学创新课建设(报送总结材料)

答案：;

13、.

答案：the specific date

14、.

A.He wanted to find out how much money he had spent. B.He wanted to find out what he liked and what he disliked. C.He wanted to find ways to reduce the amount of money he had spent. D.He wanted to find ways to reduce the amount of waste he was producing.

答案：D

15、（）是产生裂纹，发生局部脆性破坏的危险区，它的塑性和韧性很差，是焊接接头中性能最差的区域。

A.焊缝区 B.熔合区 C.热影响区 D.母材

答案：B

2.证件照全能管家（APP）

一个非常好用的证件照APP

常用的证件照尺寸和底色都有、日常的证件照编辑完全够用，支持一键智能拍摄证件照，还可以对照片进行美颜和换装，图片处理的也足够清晰，软件占内存不大，作为一款证件照编辑软件使用感还是不错的

3.番茄TO DO

以番茄工作法为基础的时间管理，科学方便。开启学霸模式可以让我们专注于自己做的事情，避免其他娱乐软件的打扰。

这是一款提升我们的自律和专注度用的APP。

4.菜鸟教程

菜鸟教程是一个完全免费的编程学习软件。

它免费提供了HTML / CSS 、JavaScript 、服务端、移动端、XML 教程、http://ASP.NET 、Web Service 、开发工具、网站建设；每类教程还细分了很多种不同的教程，例如服务端学习教程包括：PHP 教程、Python 基础教程、Python 3 教程、Linux 教程、Java 教程、Ruby 教程、C 语言教程、C 教程、Go 语言教程、正则表达式等丰富的编程学习教程