单项选择题

If the problem is not fixed, ______.……

Questions 8 to l0 are based on the following news from the VOA. At the end of the news item, you will be given 10 seconds to answer each question. Now listen to the news.If the problem is not fixed, ______.

A．the 3 - member crew would have to die
B．the 5 - member crew would have to die
C．the 5 - member crew would have to abort the mission
D．the 3 - member crew would have to abort the mission

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热门试题

单项选择题Why should governments ensure tire careful handling and recycling of the CFCs now in use

A．Because the CFCs directly damage the people’s health.
B．Because the CFCs are poisonous chemicals.
C．Because the production of the CFCs costs a lot.
D．Because the CFCs can attack ozone by liberating atoms of chlorine.

单项选择题In a true sense, plateways are the earliest and most primitive railways invented by ______.

A．industrial workers
B．George Stephenson
C．the miners
D．the miner’s work

单项选择题In the next decade, Robots will become practical because of all but one exception that ______.

A．they may cook hamburgers in the restaurants
B．they can perform wonderous skill as shown in science fiction film
C．they may deliver meal trays in hospitals
D．they may do some moppings in the shopping center

单项选择题What does the man warn the woman not to do

A．Miss her card game.
B．Stay up too late.
C．Take too heavy a work load next semester.
D．Neglect her studies to play bridge.

单项选择题According to the author,______ is the most important function of institutions of higher education.

A．creating new knowledge
B．providing solutions to social problems
C．making experts on sophisticated industries out of their students
D．preparing their students to transmit inherited knowledge