单项选择题

The (course) of the Korean War was bitter, bloody and frustrating.

A．battle
B．duration
C．outcome
D．whole
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单项选择题
The development of the transistor and integrated circuits revolutionized the electronics industry by allowing components to be packaged more (densely).
A．compactly
B．inexpensively
C．quickly
D．carefully
单项选择题
How many radios will your factory (turn out) this year
A．manufacture
B．destroy
C．export
D．import
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