单项选择题

The chairman of the company said that new techniques had ________ improved their pro duction efficiency.

A．violently
B．severely
C．radically
D．extremely
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单项选择题
There ought to be less ________ over the perceived risk of mountain climbing than exists in the public mind today.
A．anxiety
B．worry
C．trouble
D．nervousness
单项选择题
According to the author, the surprising aspect of human anger is ________.
A．that we reserve anger for mankind
B．its lengthy and complex development
C．that we do not fly into a temper more often
D．a conflict that is now going on in Northern Ireland
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