四、(2024·盐城市鹿鸣路初中阶段练习)完形填空。
新素材 科普知识 If you have an interest in space, you must have heard of the Hubble Space Telescope, which was sent into space in 1990. During the thirty years, it helped
gain a deeper understanding of outer space. After the HST
its job, the new James Webb Space Telescope(JWST) took its place and continued working for people.
Just like the HST, the JWST was named after a(n)
. But there was a difference. Edwin Hubble was a widely-respected space scientist,
James Webb was neither a scientist nor an engineer. Then
did people name the telescope after him? To answer the question, we need to go back to 1961. The American president chose James Webb to
NASA. James Webb wasn't willing to take the job, since he almost knew
about science and technology. But the president insisted that someone who was good at
should be the leader.
Through James Webb's efforts, NASA indeed
. It developed spacecraft to explore the Moon and sent probes(探测器) to planets like Mars and Venus. But the organization still
several times. One of the worst accidents happened in 1967. Three astronauts died during a spacecraft's test before its
. After that, the organization checked every detail
and solved all the problems that had caused the accident. He did his best to get NASA back on its feet. All of his work made NASA's
success possible. In July 1969, nine months after James Webb retired from NASA, the spacecraft Apollo-11's astronaut Neil Armstrong was
in setting foot on the Moon.
James Webb played a(n)
role in taking people into space. That's why NASA decided to remember the man by naming the new space telescope after him.
1. A. inventors B. scientists C. musicians D. dentists
2. A. kept B. knew C. found D. completed
3. A. event B. place C. person D. animal
4. A. while B. unless C. since D. though
5. A. how B. why C. when D. where
6. A. visit B. lead C. gain D. treat
7. A. nothing B. anything C. something D. everything
8. A. managing B. researching C. viewing D. recycling
9. A. showed off B. broke down C. fell behind D. made progress
10. A. won B. reviewed C. failed D. trained
11. A. design B. production C. flight D. invention
12. A. luckily B. happily C. suddenly D. carefully
13. A. future B. past C. public D. natural
14. A. active B. successful C. weak D. busy
15. A. common B. pleasant C. important D. traditional
