In the second half of the 19th century many great inventions were made.Among them were the camera, the electric light and the radio.These all became a big part of our life today.The first part of the 20th century saw more great inventions.The helicopter in 1909.Sound movies in 1926.The computer in 1928, and jet planes in 1930.This was also a time when a new material was made.Nylon came out in 1935.It changed the kind of clothes people wear.The middle part of the 20th brought new ways to help people get over diseases.They worked very well.They made people healthier and let them live long lives.By the 1960s most people could expect to live to be at least 60.By this time most people had a very good life.Of course new inventions continued to be made.But man now had a wish to explore again.The world is known to man but the stars are not yet.Man began looking for ways to go into space.Russia made the first step.Then the United States took a step.Since then other countries, including China and Japan, have made their steps into space.
1.The first great invention ever known was ______.
A.the camera
B.the wheel
C.the electric light
D.the radio
2.Which of the following was turned out nearly at the same time with the jet plane?()
A.The radio
B.The camera
C.Nylon
D.The helicopter
3.According to this message.how many countries have made their ways into space?()
A.2
B.3
C.4
D.5
4.This passage talks mainly about ______.
A.how inventions affect (影响) people's life
B.when electric light was invented
C.which country made the first step into space
D.why cars were very important
5.We can safely come to the conclusion that people's life will be made even better through ______.
A.new discoveries
B.greater inventions
C.better ways to help people get over diseases?
D.all of above
第3题
A.have been many
B.them have been many
C.many
D.when many
第4题
A.although many theories
B.many theories
C.have many theories been
D.there have been many theories
第6题
The book is said ______ into many languages.
A.to translate
B.to have translated
C.have been translated
D.to have been translated
第7题
How many artists have been mentioned in the passage?
A.4.
B.5.
C.6.
D.7
第8题
A.to translate
B.to have translated
C.have been translated
D.to have been translated
第9题
A.have
B.has
C.have been
D.has been
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!