单项选择题

In an allergic reaction, the immune system mistakenly ______ a harmless substance as a harmful one.

A．translates
B．dubs
C．interprets
D．produces
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单项选择题
The members of the House of Commons were shocked when the opposition speaker the character of the Prime Minister.
A．mentioned
B．disputed
C．lauded
D．doubted
单项选择题
In times of war, we must take precautions against acts of ______ as well as of direct violence.
A．viciousness
B．sabotage
C．pretext
D．hatefulness
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