对于报考四川普通专升本考试的同学来说，历年真题是一份非常重要的复习资料，为方便同学们复习，高顿专升本小编整理了部分真题，供同学们参考复习。
Passage Four
Chinese astronauts aboard the country’s Tiangong space station gave a science lecture on Thursday afternoon as they traveled with the gigantic spacecraft orbiting the Earth at a height of about altitude 400 kilometers.
The Shenzhou XIII mission crew greeted students,teachers and other participants as the lecture began at 3:40 pm.They then showed viewers how they live and work inside the space.
The astronauts carried out experiments to display interesting physical phenomena in space such as“disappearing buoyancy(浮力)”and a“water ball”.At the end of the lecture,they answered questions from students.
Millions of primary and middle school students across China watched the 60-minute televised event hosted by the China Manned Space Agency,the Ministry of Education and other government departments.
It was the first lecture of the Tiangong Class,or Heavenly Palace Class,China’s first lecture series from space to popularize space science.
“More lectures will be held based on the country’s manned spaceflights and will also be presented by Chinese astronaut.”the manned space agency said,adding that such activities are intended to spread knowledge about manned spaceflights and spark enthusiasm for science among young people.
46.What can we know from the first paragraph?
A.A speech was delivered on space stations.
B.Some astronauts were orbiting a spacecraft.
C.A lecture was presented from the Chinese space station.
D.The spacecraft was traveling at 400 kilometers per hour.
47.When did science lecture end on Thursday?
A.At 3:40.B.At 4:40.C.At 15:40.D.At 16:40.
48.What does the underlined word“spark”in the last paragraph mean?
A.Feel B.Arouse C.Convey D.Maintain
49.What is the main purpose of the lecture?
A.To spread space science.B.To entertain TV viewers.
C.To train young astronauts.D.To popularize space travel.
50.Where is the text most likely from?
A.A diary B.A novel
C.A newspaper D.A dictionary


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