1 . The man waiting for the interview is the same man ______ I talked to in the elevator. Look, he is wearing the same hat ______ I’m wearing now.

A．that; as

B．as; that

C．as; which

D．who; as

2 . Teenagers confront such significant changes in the prefrontal cortex (前额皮质) ________ impact their behavior and emotions.

A．as

B．that

C．which

D．whose

3 . 众所周知, 无论电脑如何普及, 有些工作得由人工完成。这就是电脑不能完全取代人的原因。
________, ________ popular computers are, some work must be done by hand. ________ computers can’t completely replace human beings.

4 . Never before have we experienced such great changes __________we are having now. (用适当的词填空)

5 . 阅读下面单句，每句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，并在该词的下面写出修改后的词。
1. Artemisinin is thought to save 1,000,000 life a year in Africa alone.
2. He was fired by the company last month and had to live in a tight budget.
3. The data show that the output has increased dramatic.
4. She found her mother walking alone and depressing on the beach.
5. Don’t talk about such things that you do not understand.
6. The dictionary is devoted to explain the usage of words.
7. An experienced worker is in the charge of the project.
8. All machines comprised of the same components.
9. It depends on if we will have enough money.
10. The two countries proposed a initiative to stop the conflict on border immediately.

6 . 下列每个句子中有一处语言错误。每处错误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：每处错误及其修改均仅限一词。
1. I know, from the bottom of my heart, that not many people are blessing with true happiness.
2. It remains to be seen if or not this idea can be put into practice.
3. I feel angry each time when my son comes home from school, saying his teacher wants to meet me.
4. You can never accept an opinion offering to you unless you are sure that it is based on facts.
5. Which is known to us all, Japan has taken the lead in car industry for many years.
6. Most of the days, we are absorbing in doing routine tasks, which is a little boring.
7. Stick to your goal and never give up, regardless what difficulties you will meet.
8. As everybody can see, the knife is identical of the one I lost last week.
9. I think India needs to draw in the successful experience of our country in the fight against COVID-19.
10. I informed of the change of the meeting time at the end of that day.

7 . This terrible natural disaster destroyed Pompeii completely, but it also kept the ancient city ________ it was for future ages. (用适当的词填空)