单项选择题

The promoted Japanese manager asked for a transfer because ______.

A．he was not competent for the higher position
B．he was not accustomed to working by himself
C．he could not make the adjustment to his new job
D．he lacked adequate communication with his superiors

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热门试题

单项选择题

Before DNA fingerprinting is used, suspects ______.

A．would have to leave their fingerprints for further investigations
B．could easily escape conviction of guilt
C．would have to submit evidence for their innocence
D．could be convicted of guilt as well

单项选择题

To geneticists like Lewontin and Hartl, the current method ______.

A．is not so convincing as to exclude the likelihood that two DNA samples can never come from two individuals
B．is beyond dispute because two individuals of the same ethnic group are likely to have the same DNA pattern
C．is not based on adequate scientific theory of genetics
D．is theoretically contradictory to what they have been studying