单项选择题

The new biotechnology procedure discussed in this passage mainly concerns ______.

A．embryos
B．pigs, sheep and goats
C．commercial science
D．improvement of animal strains
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单项选择题
In the sentence: society owed it to the criminal to put into operation a punishment equal to the crime he had committed the underlined part can be interpreted as: society ______.
A．was in debt to the criminal and must put him into operation as a punishment
B．should consider punishment as something it must do so that the criminal can get paid back for his crime
C．owed the criminal equality and must first show it in action
D．owed an operation of equal crime to the criminal
单项选择题
According to the Bible, the concept of equality in justice means ______.
A．a criminal must be severely punished
B．a criminal must be given a punishment that is exactly the same as the crime he has done
C．a criminal must be given a punishment that he deserves
D．a criminal must pay for his crime with his eyes and teeth
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