单项选择题

The European Union countries were once worried that they would not have supplies of petroleum.（）

A．pure
B．efficient
C．potential
D．sufficient

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单项选择题
The shop assistant was dismissed as she was （） of cheating customers.

A．accused
B．charged
C．scolded
D．blamed
单项选择题
Is he going to （） his mother into lending him all her money for his business

A．receive
B．deceive
C．perceive
D．conceive
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