Space exploration began in 1957,when the first artificial satellite was launched by the Soviet Union.Yuri Gagarin 11(1)becamebecame (become) the first person to orbit (環(huán)繞) the earth in 1961.In 1969,Neil Armstrong was the first person to walk 1 (2)ononthe moon.Since then,space exploration has advanced very (3)rapidlyrapidly(rapid).It has produced much (4)amazingamazing(amaze) technology that brings changes to the world.
【答案】became;on;rapidly;amazing
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發(fā)布:2024/4/20 14:35:0組卷:20引用:1難度:0.6
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