Text A Telecommunication via Satellite
搭配：
1. At the begging of sth. 在什么的开始/介词词组
2. Change into 转变成/动词词组
3. From…to… 从…到/介词词组
4. Pick up 接收/动词词组
5. Be capable of sth./doing sth. 某人能够胜任某职位；某事有可能做某事/形容词词组
6. In theory 理论上地/副词词组
7. Have access to sth./doing sth. 接触，使用，可接近/动词词组
e.g. You can easily have access to him. 他很好接近。
We have free access to her materials. 我们可以免费使用她的材料。
8. Provide help to people 为人们提供帮助/动词词组
9. Be able to do sth. 能够做某事/形容词词组
10. Follow sb.s instructions on sth. 在什么事上听从某人的意见/动词词组
11. Care for 照顾/动词词组
12. As well as 也/起到连接作用的词组
13. Be a risk to sth./doing sth. 做某事很冒险/名词词组
14. Pay for sth. 为某样物品付款/动词词组
15. Isolate sth./sb. from sth./sb. 市某人/某物与某人或某物隔绝/动词词组
16. Do one's banking 存钱或取钱（银行业务）/动词词组
17. Prevent sth. from sth./doing sth. 阻止某事发生/动词词组
18. Lead sb. to success 引导某人成功；lead to sth./doing sth. 导致/动词词组
语言点：
1. 时态题：By the middle of the century， both radio and television had become established means of transmitting sounds and/or pictures. By the time of +现在时间状语，用一般现在时；by the time of +将来时间状语，用将来完成时；by the time of +过去时间状语，用过去完成时。
2. Printed materials 印刷材料；isolated areas 荒芜的地区
3. Entertain（v.娱乐）-entertained（adj. 娱乐的）-entertainment（n. 娱乐）
4. In 1975，many people in India saw television for the first time as they watched programs about agriculture and health. （因为）
5. Common的最高级the most common
6. 难句：Telecommunication can make information from around the world available to use quickly and easily， but…
make sth. available sth. 是宾语；available 这个adj.是sth. 的宾语补足语
电信可以使全世界的信息使用起来又便捷又容易。
7. Contact为不可数名词，可以用much来修饰，表示许多联系。
8. 翻译：It is important to realize that the same technology that helps us may also harm us.
意识到一项科技既能帮助我们又会伤害到我们，这很重要。
Text B What people Don't Know about Air
搭配：
1. Be important to sb. 对某人来说很重要/形容词词组
2. In order to do sth. 为了做某事/表示目的的动词不定式短语
3. As we know it 正如我们所知道的那样/状语
4. Be forced to do sth. 被迫做某事，不得不做某事/动词词组
5. Seek shelter from 远离，躲避/动词词组
6. Protect sb. from sth./doing sth. 保护某人不受/动词词组
7. Rest upon 依赖，落在什么上/动词词组
8. Gaze at sth./sb. 盯着某人或某物看/动词词组
9. In wonder 惊讶地/副词词组
10. In the meantime 与此同时/副词短语
11. Pay attention to sth./doing sth. 注意某事/动词词组
12. Add sth. to sth. 添加/动词词组
语言点：
1. 虚拟语气：
a. Without air，we could not exist.
b. Without air，there would be no fire.
c. Without air，there would be no wind or clouds.
结论：介词without+名词或代词，主语+could/would +动词原型。表示对现在进行虚拟。
d. If we did not have air，there would be no sound.
e. If we did not have atmospheric pressure， we could not have automobile tires.
f. The tires would burst if they did not have the pressure of the atmosphere against their surfaces.
结论：从句用动词的过去式，主句用could/would+动词原型。表示对现在进行虚拟。
2. 时态题：Sound travels through air. 用现在时的原因表客观事实。
3. 翻译：Where there is no air，there is no sound. 没有空气的地方就没有声音。
4. Deadly（adj.）致命的，e.g. deadly rays 致命的射线
5. But our bodies are built in such a way that this weight does not crush us.
6. 翻译：Electrical energy is collected in the atmosphere as water is collected and stored in a dam. 电能被储藏在大气层里就宛若水被汇集并储藏在大坝里一样。
7. But a thorough study of electricity in the atmosphere was not possible until the development of radio and radar. Not…until…直到什么时候…才
8. Large amounts of +不可数名词，表示大量的
9. Unending adj. 无穷无尽的
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