第6讲—过去分词 时间 :50分钟 满分:50分 姓名________________ 得数___________________ I.语法填空(15分) 【河北省保定市2021届高三下学期第一次模拟】阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。 China's Chang'e 5 mission successfully delivered samples(样本)of moon rock and dust to Earth on December 17, 2020. It1.(mark)the first time in 4 years that moon rocks have been brought back to our planet, since the Soviet Union's I.una 24 mission in 1976. The sample capsule landed in Inner Mongolia2.a little after 2:00 a. m. Recovery teams in trucks and helicopters located the landing site shortly after and secured the sample3.(contain). While Apollo-era moon rocks are estimated to be about 3 to 4 billion years old, the material4.(collect)by Chang'e 5 is from a site in the northwest region of the moon's near side. This area was formed5.(late), and the rocks here are thought to be only about 1.2 billion years old. That means scientists could learn more about the evolution of the moon and test out new techniques for estimating the age of geological samples from other6.(planet)and moons(卫星). The Chang'e lunar program, 7.includes landing two lunar rovers(月球车)on the moon's surface, has been8.(remarkable)successful. Although Chang'e 5 was a short mission, it's one of9.most complex projects undertaken by the Chinese space program so far. The country is far from done with the moon—Chang'e 6, a second lunar sample return, is scheduled10.(launc