单项选择题

Without computers, we ______the tremendous medical advancement in the last few decades.

A．would not make
B．will not have made
C．could not make
D．couldn't have made
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单项选择题
After a whole day's heavy work, the old worker returned home, ______.
A．hungry and felt exhausting
B．hunger and exhausted
C．hungry and exhausted
D．hungry and having been exhausted
单项选择题
The girl will not become a nurse because she will faint at the ______of blood.
A．vision
B．eyes
C．sight
D．view
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