单选题：On hearing of the case some time later, Conan Doyle was con

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题目类型：单选题
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题目内容：

On hearing of the case some time later, Conan Doyle was convinced that the man was not guilty, and immediately went to work to ascertain the truth. A．explore
B．obtain
C．verify
D．search

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What made Andrea afraid when she looked at the old lady ?A．She had a shapeless

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A few simple facts will help you keep cut flowers__________

A few simple facts will help you keep cut flowers__________A．by keeping its or

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Paragraph 3__________

Paragraph 3__________A．Control of Respiration B．Beauty of Fresh Cut Flowers C．Ro

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