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Did you know that many home appliances, like refrigerators, washing machines, televisions, air conditioners and microwave ovens, were all invented in the 20th century?

Also, the mobile phone, the computer and the World Wide Web - some of the most important tools now that we use for work, communication, entertainment and so on - also appeared first in the 20th century!

What's more? The first aeroplane, car and even spaceship came to life one by one in the 20th century! These inventions give us convenience, comfort and pleasure that people in the past could never have imagined!

Thanks to the two World Wars, science and technology progressed more rapidly than any other century in the 20th century, but powerful weapons like machine guns, tanks, chemical weapons and nuclear bombs also entered the world. These inventions killed thousands and thousands of people, and speeded up the death of our Earth more rapidly than ever.

In the 21st century that we are living now, let us all bear in mind that we should use technologies wisely and try our best to protect the environment and the human race!

Below is a small list of famous people in the 20th century. They all contributed to the society and the world in great ways. Try to search for their information on the Internet and find out what 'great' things they did!

Albert Einstein (1879 - 1955)
Martin Luther King (1929 - 1968)
Mohandas Gandhi (1869 - 1948)
Mother Teresa (1910 - 1997)
Sigmund Freud (1856 - 1939)
Tim Berners Lee (1955 - )


1. Who led protests for black people against serious discrimination from the white people in the US?
A. Mohandas Gandhi B. Martin Luther King

C. Osama bin Laden D. Tim Berners Lee

2. _________ founded the World Wide Web in 1994.
A. Mother Teresa B. Mohandas Gandhi

C. Tim Berners Lee D. Martin Luther King