题目内容
（请给出正确答案）
The space shuttle program entails the use of sophisticated technology.
A．enhances
B．develops
C．creates
D．involves
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更多“The space shuttle program enta…”相关的问题
Whats the problem of space shuttle Discovery？
A．The space shuttle can"t reenter the earth"s atmosphere.
B．The space shuttle and its crew demised.
C．The fuel tank leaks oil.
D．There"s the possibility that ice chunks might fall off the shuttle"s fuel tank.
According to the schedule, the space shuttle will return to the earth on.
A．Monday.
B．Tuesday.
C．Thursday.
D．Friday.
NASA releases unique shots of space shuttle and space station.
A．opposes
B．publicizes
C．prompts
D．offends
A．A new shuttle bus.
B．A scheduled space flight.
C．An airplane flight.
D．The first space flight.
A．exceptional
B．strange
C．unique
D．rare
Which of the following is not true of the Space Shuttle Columbia？
A．It was the first rocket ever made in history.
B．It did the first flight in 1981.
C．Its first flight was of great importance in the development of space exploration.
D．It can only stay in space for about a week now.
听力原文：W: The morning paper says the space shuttle is taking off at 10 a.m. tomorrow.
M: Yeah, as just another one of this year's routine missions. The first mission was undertaken a decade ago and broadcast live then worldwide.
Q: What can we infer from this conversation？
(17)
A．This year's shuttle mission is a big step in space exploration.
B．The shuttle flight will be broadcast live worldwide.
C．The man is excited at the news of the shuttle flight.
D．The man is well informed about the space shuttle missions.
News Item Two (21-22)
The Space Shuttle Discovery made a real night landing at the Kennedy Space Center early on Thursday. The night landing, the 11th in the centre’s 94 shuttle missions, ended a 10-day mission to outfit the orbiting international space station. Although the space craft created a solid boom that can be heard along much of Florida’s eastern seaboard, witnesses on the ground could not see the orbiter until it was directly over the one-way lights. Scattered showers off the Florida coast had threatened to postpone the shuttle’s return. But broadcasters gave a green light when they decided no rain will fall within 48 kilometres of the space centre.
21. The space shuttle Discovery completed a ___mission upon to the Kennedy Space Centre.
A. 11-day
B. 94-day
C. 10-day
D. 49-day
Although the spacecraft created a sonic boom that could be heard along much of Florida's eastern seaboard, witnesses on the ground could not see the orbiter until it was directly over the runway lights.
Scattered showers off the Florida coast had threatened to postpone the shuttle's return, but forecasters gave the green light when they decided no rain would fall within 48 kilometres of the space center.
The space shuttle Discovery completed a ______ mission upon its return to Kennedy Space Centre.
A．I 1-day
B．94-day
C．10-day
D．49-day
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