1．What do we know about the lecture conducted in space?

A．The lecture conducted by three Chinese astronauts lasted nearly an hour.

B．The astronauts showed how they live and work outside the space station.

C．How body is rotated in the normal environment was shown by the crew.

D．The lecture was conducted 400 kilometers above the earth in Tianhe space station.

2．What do we know from the passage?

A．Tiangong is made up of a core module,a spacecraft and a cargo spaceship.

B．AI members of the Shen Zhou XIII mission crew had conducted spaceflights.

C.More lectures in spacecraft have been arranged based on the manned spaceflights.

D．Students present at“ground class venues”thought highly of the lecture.

3．What docs the underlined word mean?

A．Astonished.B．Puzzled.

C．Interested.D．Tricked.

4．Which section can you read about the passage in the newspaper?

A．Science&Technology.

B．Space exploration.

C．Economy development.

D．Innovative teaching.