Welcome home!The Shenzhou XII manned spaceship returned to Earth on September 17，carrying three Chinese astronauts-Nie Haisheng，Liu Boming and Tang Hongbo.
（1）DD Actually，during the return journey，Tang was even seen playing with a pen in the return capsule（太空艙）.
However，there were dangerous and challenging parts that you might not know about the landing. （2）BB
While the return capsule entered the atmosphere，the temperature of its outside could be higher than 2，000 degrees!More dangerously，the astronauts experienced a terrible period. （3）CC They couldn't communicate with engineers on Earth and they were totally on their own.
When the capsule was about 10 kilometers above the ground，it prepared to land.At that time，the capsule still traveled at 200 meters per second.It was too fast to directly land. （4）AA Even so，if a parachute（降落傘）is to big，it might turn over，just like an umbrella on windy days.So the capsule first opened a small parachute before pulling out its giant main parachute!（5）EE
September 17 was Liu Boming's 55th birthday.He said it was his most memorable birthday.Surely it was!
A．Therefore，parachutes are used to soften the landing.
B．Here is what happened on that day.
C．They lost radio touch with Earth for several minutes.
D．The three astronauts were found in good health.
E．They let the capsule go down slowly.
【考點(diǎn)】人與社會(huì)．
【答案】D；B；C；A；E
【解答】
【點(diǎn)評】
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發(fā)布：2024/6/27 10:35:59組卷：20引用：3難度：0.5
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