任务型阅读。

     Movable Type(活字印刷)：By using Movable Type, books could be printed cheaply and easily,

Bi Sheng invented Movable Type in China in the 11th century.

     Telephone: Alexander Graham Bell made the first telephone call in 1876. “Mr. Watson, come here.

I want you,” he said to his assistant over the phone line. And with those famous words, the world was

about to get much smaller.

     Airplane: The Wright brothers made the first powered flight in 1903. Air travel has made the faraway places suddenly become closer.

     Internet: When the Internet was created in 1969, only a few people knew about it. But more than

650 million people in the world use it now. The Internet has made information about anything easy to get.

阅读短文，根据短文内容补全所给的五个残缺的句子。每空只能填一词。

1.Books could be printed cheaply and ________ by using Movable Type.

2.The first telephone call was made in ________.

3.Air travel has made the faraway places become ________.

4.The Internet is now used by ________ 650 million people in the world.

5. The above passage talks about the ________ which change the world greatly.