题目内容：

阅读短文及文后选项，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

Human’s Greatest Achievements

The Earth is 4.5 billion years old, but the human race has lived on it for just 200,000 years. In that short time, we have achieved some amazing things.

1. The list is almost endless. The invention of the airplane has changed our lives. The discovery of antibiotics(抗生素) has saved the lives of millions of people. Can you imagine living without electricity? What about the printing press? Without the printing press, you wouldn’t be reading this. In the last 50 years, there have been great achievements in communication, such as radio, TV, computers, the Internet, and smartphones. 2.

What about arts? The arts have brought pleasure to many people, but are the Beatles and Bach more important than antibiotics? 3.

Finally, we must not forget humans’ early achievements. 4. We can’t imagine modern life without cooked food and cars.

What are humans’ greatest achievements? To answer the question, we need to decide what we mean by “great”. 5. Or is it just something that makes us say “Wow,” like the Great Wall? What do you think? 

 

A. We could probably live without them, but life wouldn’t be as interesting.

B. Is it something that makes us rich or happy or save lives?

C. And is Mickey Mouse as important an achievement as going to space?

D. They used fire for cooking and heating and invented the wheel.

E. Many of humans’ great achievements are in science and technology.