6 . 修改以下各小题中的错误，每小题仅涉及一个单词的增加、删除或修改。注意错误及修改均仅限一词。
增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。
删除：把多余的词用斜线(\)划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词
1. I work not because I have to, and because I want to.
2. It is clear that China can make difference in the world today and tomorrow.
3. We should make the most use of our time both in and after class.
4. Tom arrived at the station, but unfortunate the train had gone.
5. It is no point in repeating the figures when the fact turns out wrong.
6. What happened, we always knew we still had our parents to depend upon.
7. We waited with anxious for the news of her safe arrival.
8. He asked several questions concerned the future of the company.
9. He was about to go to school when a strong wind begin to blow.
10. Thanks to the advance technology, we live in an age of better communication.

7 . Smile to the world, ________ the world will smile back to you.

A．nor

B．but

C．or

D．and

8 . 假定英语课上老师要求同学们交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。
删除：把多余的词用斜线(\)划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1.每处错误及其修改均仅限一词；
2.只允许修改10处，多者(从第11处起)不计分。
Scientists used a worldwide network of telescopes see and capture the first-ever picture of a black hole. The recent visual confirmation of black holes acts for the confirmation of Albert Einstein's theory of general relativity.
Black holes are made up of huge amounts of matter squeezed into a small area, created a gravitational(万有引力的) field which draws in something around it. They also had a way of super-heating the material around them and warping spacetime(扭曲时空). Material is heated to billions of degrees and reaches nearly the speed of the light. Light bends around the gravity of the black hole, where creates the photon(光子) ring seen in the image.
Relative to other object, supermassive black holes are actual small. They may seem invisible, and the way they interact with the material around them is the giveaway.

9 . 阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。

Wolf Warrior II(《战狼Ⅱ》) is such a hit that it has put China in the     1    (globe) spotlight(公众关注). It's also the first film     2    (taste) success both in terms of box office earnings and promoting Chinese values.

The film focuses on     3    rescue operation in Africa, led by Leng Feng, played by Wu Jing, the writer     4    director of the film. It is based on the true events of the 2011 evacuation(撤离) of Chinese people from Libya. It describes     5     the Chinese government manages to protect overseas Chinese    6    (city). Just    7    the message at the end of the film reads:"When you encounter(遇到) danger in a foreign land, do not give up! Please remember, at your back     8    (stand) a strong motherland."

China's    9    (rise) military power and its positive role in the world have brought out a bigger sense of    10    (proud) among young people in China.

10 . 阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

Have you ever wondered where Lego(乐高积木)came from? Like many great inventions,the story is not just one of a great idea,     1     one of a ton of hard work and perseverance（毅力）.

The story started in Denmark. Ole Christiansen was a carpenter     2     was struggling with his small business. His wife died     3    (short) after his fourth son was born. He had to work hard to support his family alone. He started making wood toys,but they didn't sell well. He decided his toys needed a name,and he chose     4     name"Lego".

Unfortunately, several years later, his workshop     5     (burn) to the ground. Soon,he started to make a few plastic toys. He got the idea to create a “system" of toys that would build up kids'     6     (imagine) and creativity. He decided to stop     7     (make) wood toys and focus only on the connected plastic toys. Then he started to build more and more kinds of     8     (model). Each one had to be of the     9     (high) quality, which can be reflected in Lego's motto —“Only the best is good enough. ”

Thanks to their perseverance, kids can enjoy Lego toys, movies, amusement parks and clothing. But none of this would have existed at that time if they     10     (give up) when times got hard.