Unit 7 The unknown world 单元话题完形填空练习 （22-23八年级下·广东深圳·单元测试）It is interesting how NASA (National Aeronautics and Space Administration) chose their astronauts for landing them on the moon. They chose men between the ages of 20 and 35. Altogether there were 50 of them. Many were 1 pilots. Others were scientists with two or more 2 . NASA telephoned each man they were going to choose, told him about the plans and the 3 they might get in. Then they asked him whether he was 4 to be trained as an astronaut. “How could any man 5 such an extremely exciting job ” One of them said. “Dangerous Of course. It is dangerous, but most exciting.” The health and physical condition of the pilots was terribly 6 , of course. 7 those in good health and physical condition would be chosen in the end. While being trained to be astronauts, they went through many courses. They 8 the stars and the moon, and they also studied geology, the science of rocks. This was necessary 9 astronauts would have to look for rocks on the moon. They would try to find rocks which might help tell the 10 of the moon. 1．A．experienced B．old C．excited D．unknown 2．A．marks B．degrees C．difficulties D．choices 3．A．dangers B．sadness C．hardship D．exploration 4．A．satisfied B．scary C．willing D．peaceful 5．A．accept B．receive C．refuse D．reach 6．A．popular B．important C．responsible D．certain 7．A．All B．Only C．If D．Neither 8．A．watched B．looked at C．studied D．recommend 9．A．since B．because C．so D．why 10．A．age B．story C．background D．technology （22-23八年级下·江苏无锡·期中）(In an English class) Mr Wu: Boys and girls, yesterday I asked you to collect some information about China’s Tianwen 1 probe (探测器). Let’s see what you’ve 11 . Li Ping: I downloaded something. May I use the PPT, Mr. Wu Mr Wu: Sure. Go ahead. Li Ping: Look at this picture. On May 15, China’s Tianwen 1 probe made a historic landing (登陆) on Mars (火星)! Following the US, China is now the 12 country in the world to 13 land a probe on Mars. It will give Chinese 14 their first chance (机会) to study the Red Planet (行星) closely. Gu Yue: 15 was Tianwen 1 probe sent Li Ping: In July 2020. The probe entered Mars orbit (轨道) in February 2021. Experts (专家) said the difficulty of sending the probe into orbit was equal to (等于) hitting a small ball from Paris and landing it in a hole in Tokyo. And the final landing was even 16 . He Mei: I hear it’s 17 called the “nine minutes of terror (恐怖)” Li Ping: Yes. In nine minutes, the probe had to reduce its 18 from 20,000km per hour to zero, landing from 125km above Mars. As the probe is 320 million km away from Earth, there is a signal delay (延迟) of over10 minutes if the research team tries to control it from Earth. So the probe had to carry out the landing on its own! Gu Yue: That’s amazing! Li Ping: Indeed. When the probe finally slowed down at 100 metres above Mars, it stayed in the air and check the landing area. ... ...
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