单项选择题
It was()great shock to the world that two airplanes crashed into() World Trade Center in New York on September 11, 2001.
A．a; /
B．the; the
C．a; the
D．/; the
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相关考题
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单项选择题
Radio Star,()by the English Department, is very popular with the students.
A．built
B．founded
C．kept
D．found -
单项选择题
He said that books on()popular science are in()short supply.
A．the; a
B．/; /
C．/; the
D．the; the -
单项选择题
As it turned out to be a problem of no importance, we()so much time look- ing into it.
A．needn't spend
B．didn't have to spend
C．oughtn't to spend
D．needn't have spent
