三、阅读理解。
The Development of Communication
Communication is an important part of our life. It has developed greatly over time.
In ancient times, people communicated by sending smoke signals, beating drums or delivering messages by messengers on horseback. These methods were slow and unreliable. It often took a long time for a message to be delivered, and sometimes the message would be lost or changed.
In the 19th century, the telegraph was invented. It allowed people to send messages over long distances quickly. Later, the telephone was invented, which made communication even easier. People could talk to each other directly even if they were far apart.
In the 20th century, the Internet was invented. This was a great revolution in communication. People could send emails, chat online and make video calls. Now, with the development of mobile phones, we can communicate with others anytime and anywhere. We can share photos, videos and information instantly.
Communication has become more convenient and efficient. It has changed the way we live, work and study. We can keep in touch with our friends and family easily even if we are in different countries.
（）1. How did people communicate in ancient times?
A. By sending smoke signals, beating drums or delivering messages by messengers on horseback.
B. By telegraph.
C. By telephone.
D. By Internet.
（）2. What was the disadvantage of communication methods in ancient times?
A. They were too fast.
B. They were slow and unreliable.
C. They were too expensive.
D. They were only for rich people.
（）3. When was the telegraph invented?
A. In ancient times.
B. In the 19th century.
C. In the 20th century.
D. Recently.
（）4. What has made communication more convenient and efficient now?
A. Smoke signals.
B. Telegraph.
C. Telephone.
D. Internet and mobile phones.
（）5. What can we do with mobile phones now?
A. Only make calls.
B. Only send messages.
C. Send emails, chat online, make video calls, share photos and videos.
D. Nothing.

1.A 2.B 3.B 4.D 5.C

1. 根据原文第二段第一句“In ancient times, people communicated by sending smoke signals, beating drums or delivering messages by messengers on horseback.”可知古代人们的交流方式对应选项A；2. 根据原文第二段第二句“These methods were slow and unreliable.”可知古代交流方式的缺点对应选项B；3. 根据原文第三段第一句“In the 19th century, the telegraph was invented.”可知电报发明时间对应选项B；4. 根据原文第四段及第五段内容，互联网和手机让交流更方便高效，对应选项D；5. 根据原文第四段“Now, with the development of mobile phones, we can communicate with others anytime and anywhere. We can share photos, videos and information instantly.”及前文提到的互联网功能，可知手机可做的事对应选项C。