Getting ready for Mars(火星) Would you like to spend a year pretending(假裝) to live on Mars?NASA(美國國家航空航天局) is looking for four people to do just that.In Houston,NASA built a building called Mars Dune Alpha.It's518 square meters.The four people will do spacewalks there.They will also try to solve many problems.Their equipment(設(shè)備) might break.They might lose their connection(連接) with the outside world.There will be limited(有限的) food.This will help NASA prepare to send people to Mars for real. ①
Greenland gets warmer
Greenland's ice sheet(冰蓋) is one of the coldest places on Earth.For over 40 years,it has never rained there.It only snows because it's so cold.But on Aug 14,the temperature rose above 0℃ and it rained for many hours. ②.They never had to prepare for this before,so they didn't even have tools to check how much rain fell.Scientists say this shows how serious climate change is.
"Mini-brains" can see
German scientists have grown mini- brains(迷你大腦) in a lab. ③These brains have developed their own eyes.Of course,these brains are not like human brains.They cannot think.But they can make brainwaves(腦電波).They react(反應(yīng)) when their eyes"see"light,for example.Scientists made these mini-brains in order to learn more about the human brain.They can also study things like why some people are blind. ④
(1)These three passages are all about BB.
A.movies
B.science
C.games
D.travel
(2)Which of the following is True according to the passage? CC
A.NASA wants to send 4 people to Mars.
B.It has never rained in Greenland till now.
C.Mars Dune Alpha is a 518-square-metered building.
D.The scientists made mini-brains to replace(替代) human brains.
(3)Where can you put the sentence"This surprised scientists."? BB
A.①
B.②
C.③
D.④
【答案】B;C;B
【解答】
【點(diǎn)評(píng)】
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發(fā)布:2024/5/27 14:0:0組卷:5引用:1難度:0.7
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Developing creativity
(3)
Trying meditation(冥想)
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