17.A) They tried to make best use of the latest technology.
A: A) They tried to make best use of the latest technology.
B: B) They tried to meet astronauts’ specific requirements.
C: C) They developed objects for astronauts to use in outer space.
D: D) They accurately calculated the speed of the orbiting shuttles.
A: A) They tried to make best use of the latest technology.
B: B) They tried to meet astronauts’ specific requirements.
C: C) They developed objects for astronauts to use in outer space.
D: D) They accurately calculated the speed of the orbiting shuttles.
举一反三
- 20171201CET-4 Listening comprehensionSection C 17 A: They accurately calculated the speed of the orbiting shuttles. B: They developed objects for astronauts to use in outer space. C: They tried to meet astronauts' specific requirements. D: They tried to make best use of the latest technology.They tried to make best use of the latest technology.
- They developed objects for astronauts to use in______space.
- Many steps of production are done _____________but we also use the latest technology.
- He tried ______ a new microphone and was able to make himself heard. A: to use B: to be used C: to using D: using
- President Xi stressed ____the lunar exploration spirit to ascend the peak of science and technology and make greatercontributionsto humanity’s peaceful use of space. A: promoting B: promotion