双语学习报2021-2022学年度高一rx版44期

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1、双语学习报2021-2022学年度高一rx版44期

2、双语学习报九年级江西中考专版43期答案

3、高一英语选修1Unit3双语学习报45期答案2021--2022

A black hole is a place in space where gravity pulls so much that even light cannot get out. The gravity is so strong because matter has been squeezed into a tiny space. This can happen when a star is dying.

Because no light can get out, people can’t see black holes. Space telescopes with special tools can help find black holes. The special tools can see how stars that are very close to black holes act differently from other ones.

Black holes can be big or small. Scientists think the smallest black holes are as small as just one atom. These black holes are very tiny but have the mass of a large mountain. Mass is the amount of matter, or “staff”, in an object.

Another kind of black hole is called “stellar”(星球黑洞). Its mass can be up to 20 times more than the mass of the sun. There may be many stellar mass black holes in Earth’s galaxy. Earth’s galaxy is called the Milky Way.

The largest black holes are called “supermassive”(超大质量黑洞). These black holes have masses that are more than one million suns together. Scientists have found proof that every large galaxy contains a supermassive black hole at its center. The supermassive black hole at the center of the Milky Way galaxy has a mass equal to about four million suns and would fit inside a very large ball that could hold a few million Earths.

Scientists think the smallest black holes formed when the universe began. Stellar black holes are made when the center of a very big star falls in upon itself, or falls apart. When this happens, it exploded part of the star into space. Scientists think supermassive black holes were made at the same time as the galaxy they are in.

A black hole can not be seen because strong gravity pulls all of the light into the middle of the black hole. But scientists can see how the strong gravity affects the stars and gas around the black hole. Scientists can study stars to find out if they are flying around, or orbiting a black hole.

When a black hole and a star are close together, high-energy light is made. This kind of light cannot be seen with human eyes. Scientists use satellites and telescopes in space to see the high-energy light.

1.The gravity of a black hole may become so strong that light cannot get out when ____________.

A. the star is going to die

B. special tools are used on it

C. other stars come close to it

D. it is seen from the space telescopes

2.According to the passage, which of the following is NOT true?

A. A black hole can be very tiny but extremely heavy.

B. The gravity of a black hole holds all light in its center.

C. Scientists observe high-energy light through their own eyes.

D. Some small black holes came into being as early as the universe.

3.Which can be inferred from the passage?

A. Every galaxy must have a black hole.

B. A galaxy is the center of the universe.

C. A galaxy consists of a large group of stars and planets.

D. Earth’s galaxy is called the Milky Way.

4.What does the last sentence in Paragraph 5 suggest?

A. Neither the sun nor the earth is as heavy as a black hole.

B. There is only one supermassive black hole at the center of the Milky Way.

C. The supermassive black hole had existed before the Milky Way was formed.

D. There is a reason why the large black holes are called “supermassive”.

65. The last two paragraph mainly focus on the question of _________.

A. what a black hole is

B. how black holes form

C. how big black holes are

D. how scientists know about black holes

试题答案

1.B

2.C

3.D

4.A

5.B

【解析】

试题分析:文章介绍黑洞的形成,它的特点以及科学家探索研究黑洞的方法

1.B细节题:根据文章第一段中“This can happen when a star is dying.”可知恒星的死亡可能会形成黑洞。故选B。

2.C细节题:根据第三段中“These black holes are very tiny but have the mass of a large mountain”这些黑洞可能会非常小,但是有一座山一样的质量,可知A正确;根据倒数第二段中“A black hole can not be seen because strong gravity pulls all of the light into the middle of the black hole.”黑洞不可见是因为强大的引力将所有的光线吸进黑洞的中间,可知B项正确;根据最后一句“Scientists use satellites and telescopes in space to see the high-energy light.”科学家们使用卫星和太空望远镜查看高能光,可知科学家不是用自己的眼睛,因此C错误;根据第六段中“Scientists think the smallest black holes formed when the universe began.”科学家认为最小的黑洞在宇宙开始时形成,可知D项正确。故选C。

3.D 细节理解题。根据第四段There may be many stellar mass black holes in Earth’s galaxy. Earth’s galaxy is called the Milky Way.可知选D项。

4.A推理题:根据第五段最后一句“The supermassive black hole at the center of the Milky Way galaxy has a mass equal to about four million suns and would fit inside a very large ball that could hold a few million Earths.”在银河系中心的超大质量黑洞的质量相当于四百万个太阳,是一个可以容纳几百万地球在内的巨大的球,由此可知这是在解释什么叫做“超大质量黑洞”。故选D。

5.B推理题:阅读最后两段内容可知是在介绍科学家是如何找到黑洞的。故选D。

考点:科普类阅读。

By the time I reached junior high,I was sure I wanted to be a nurse. If you didn’t study Latin,you couldn’t be a nurse,so I enrolled. Many Latin words were familiar to me. The hard part turned out to be the usage and creating sentences with the words that seemed so easy to pronounce. Several weeks into the course my teacher came to me,saying,“I think you should withdraw from this course. It seems to be too hard for you. ”

That was the day I learned I wasn’t smart enough to become a nurse. With shame. I handed in my Latin textbook.

After high school,the years raced by. I married and had children. Then one day my husband John came home. “Carol. Max died this afternoon. ”I looked at my husband with disbelief.

John was touched by this tragedy. Finally one evening he said,“Carol,Jackie has never worked and now she’s alone with four children. I've been thinking — if anything happens to me. I want you to be able to take care of yourself and the children. Why don’t you think about what you’d like to do and get the training you’ll need to do it?”

I signed up for the entrance exam for nursing programs. One day I received a letter from the schoo1. I wanted so badly to open it,but with my lack of confidence,I laid it on the kitchen counter saying,” I'm not in the mood for a rejection letter today. ”

Finally I forced myself to open it. “Dear Carol,”I read. ”We are pleased to inform you that you successfully passed the entrance exam.”

An insensitive teacher once stole my dream. If you have a dream, exhaust every effort to reach it. I’ve worked thirty years now as a nurse and I’ve never been more certain that this is what I was meant to be.

1.Why did John advise Carol to find a job?

A. To support the family

B. To be able to live independently

C. To live a more colorful life

D. To provide more money for her kids

2.From the text, we know what the teacher said____________.

A. saved Carol from wasting her time

B. helped Carol find her true interest

C. destroyed Carol’s dream to be a nurse

D. encouraged Carol to be careful in learning

3.After receiving the letter from the schoo1, Caro1____________.

A. couldn’t wait to open it

B. had no mood to read it then

C. didn’t take it seriously at all

D. was uncertain about the result

4.What may be the best title for the text?

A. Too stupid to be a nurse

B. A dream too high to achieve

C. Never too late to 1earn

D. A chance too important to miss

试题答案

1.B

2.C

3.D

4.A

【解析】

试题分析: Carol在中学时就梦想成为一名护士,但因老师告知说她不够聪明当护士就放弃了。后来,她结婚了,有一个晚上她的丈夫建议她找工作,于是她重拾曾经的梦想。通过了护士入学考试,实现了梦想。告诉我们。不管什么时候,你只要有梦想,就付出一切努力去达到。

1.细节理解题。从第四段“if anything happens to me. I want you to be able to take care of yourself and the children. Why don’t you think about what you’d like to do and get the training you’ll need to do it?”中,如果我发生了什么,我想要你能够照顾你自己和孩子们。可见丈夫希望她找工作是希望她可以自己独立起来,对应B。

2.理解分析题。结合最后一段“An insensitive teacher once stole my dream.”一个感觉迟钝的老师偷走了我的梦想。选C。

3.理解分析题。在文章的第五段,第六段可知,Carol是对信上的内容不确定的。故选D。

4.概括归纳题。本题可以用排除法。A,太愚蠢了而不能当护士B,梦想太高了不能实现C,学习什么时候都不晚,D,机会太重要不可缺失。结合文章主旨,即可排除选项B,C,D,而A项是用讽刺的手法来概括本文。选A。

考点:考察人生励志类阅读