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阅读下面短文,根据短文内容,在每小题句子空白处填入适当词语,使其意思与短文内容一致(每空词数不限)。
    China's second female astronaut,Wang Yaping,has given the country's first-ever video lecture from space.The whole lecture lasted about 40 minutes.
    Speaking to students through live video,from the Tiangong-I space laboratory.Ms.Wang used spinning tops (旋转的陀螺),a ball and some water to explain physics in zero-gravity (失重),with the help of a fellow astronaut.
    Ms.Wang used different experiments to demonstrate (证明) the concepts (概念) of weight and mass (质量) in space.Towards the end of the class,Ms Wang made a film (薄膜) of water using a metal ring.She then turned the film of water into a water ball by pouring more water on to it.
    Around 330 primary and secondary school students .watched the lecture from a special classroom in Beijing,where they could also ask Ms.Wang questions through live video.
    From time to time,the students greeted her lecture with warm applause (掌声).When answering a student's question,Ms.Wang described what she could see in space.
    "The stars we see are much brighter,but they do not twinkle (闪烁),she said,"The sky we see isn't blue,but black.And every day,we can see the sun rise 16 times because we circle the Earth every 90 minutes."
    About 60 million students and teachers around China also watched the' lecture live on TV.

(1)Wang's lecture lasted
about 40
about 40
minutes.
(2)Wang used different experiments to demonstrate the concepts of
weight and mass in space
weight and mass in space
.
(3)Towards the end of the lecture,Wang Yaping made a film of water so as to
turn it into a water ball by pouring more water
turn it into a water ball by pouring more water
onto it.
(4)Wang described
what she could see
what she could see
in space when answering a student's question.
(5)The purpose of the passage is to encourage us to
study hard
study hard
to make our country even stronger.

【答案】about 40;weight and mass in space;turn it into a water ball by pouring more water;what she could see;study hard
【解答】
【点评】
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发布:2024/4/20 14:35:0组卷:2引用:1难度:0.5
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