9.1 完型+语填

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Chinese astronauts aboard the country’s Tiangong space station____1____(open) a science lecture on Thursday afternoon as they traveled with the gigantic spacecraft(巨大的宇宙飞船) orbiting the Earth at____2____altitude(海拔) of about 400 kilometers. Zhai Zhigang, Wang Yaping and Ye Guangfu greeted students, teachers and other participants as the lecture began at 3:40 pm. They then showed viewers____3____they live and work inside the space station.

The astronauts carried____4____experiments to display____5____(interest) physical phenomena in space. Before the end of the live streaming activity, they answered____6____(question) from students.

Millions of primary and middle school students across China watched the 60-minute televised event____7____(host) by the China Manned Space Agency, the Ministry of Education and other government departments.

More lectures will be held based____8____the country’s manned spaceflights____9____will also be presented by Chinese astronauts, the manned space agency said,____10____(add) that such activities are intended to spread knowledge about manned spaceflights and spark(引起) enthusiasm for science among young people.