题型：语法填空（语篇） 题类：常考题 难易度：困难
人教版(2019)高中英语必修第三册2020-2021学年Unit 4 Space Exploration单元素养评价
Astronauts on the International Space Station (ISS) have fixed a hole in the shell of its outer wall. The ISS is a large satellite in space scientists live to do scientific experiments. The first part of it (put) into space in 1998. Last week, NASA warned astronauts on the ISS that air was (slow) leaking out of the station. Astronaut Alexander Gerst and five other astronauts spent a lot of time (look) for the leak. Mr Gerst eventually found it and he put his finger over the hole. Luckily, the hole was only two millimeters wide, so it was not serious, but it did need (fix).
The hole was in a Russian Soyuz MS-09 spacecraft. NASA said it could have been caused a small piece of space junk. The ISS travels at speed of around 28, 000 kph. Even a tiny object (hit) it can cause a lot of damage. Flight (control) in the USA and Russia worked together with the crew to repair the hole.
A NASA official said the crew on the ISS are (health) and safe after the repair.
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