高中英语第三册unit1 word power 课件
China has sent two astronauts into space this year.
The Shenzhou-VI spacecraft has been sent into orbit in the second half of this year. It carried two astronauts and stayed in space for several days. The two astronauts on the mission conducted scientific experiments in the orbit capsule of the spacecraft during the space flight, but there were no plans for space walks or other activities outside the spacecraft.
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