题目内容：

    Inventions have changed the world!

X-rays X-rays were discovered in 1895 by a German professor called Wilhelm Roentgen.This invention was so important that Roentgen was awarded the first Nobel Prize in Physics in 1910.

The telephone The telephone was invented by Alexander graham Bell, a doctor and speech teacher for the deaf.The first phone call was made by Bell in 1876.The first words on the telephone were “Mr.Watson, come here! I need you!”

The television The television was invented in 1926 by John Logic Baird, a Scottish inventor.But the electronic televisions like the ones we have today were invented by Valdimir Zmorykin in 1920s in America.

The computer The first computer was built in 1946 by two American engineers, Presper J.Eckert and John W. Mauchly.It was developed for the army, and it was very large.Later, in 1971, the small home computers were first produced for personal use.

 

 

1.when were X-rays discovered?

A.In 1876 B.In 1895. C.In 1910 D.In 1926

2.Who invented the telephone?

A.Roentgen B.Bell C.Baird D.Eckert and Mauchly

3.Which of the following is NOT true?

A.Roentgen was a German.

B.Bell was a doctor and speech teacher for the deaf.

C.The electronic television was invented in 1926.

D.The small computer was produced for personal use in 1971