单项选择题

A．It stops working.
B．It becomes sharper.
C．It confuses odors.
D．It detects fewer odors.
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Ros Langford
单项选择题
A．His daughter.B．Another writer.C．His editor.D．Himself.
A．His daughter.
B．Another writer.
C．His editor.
D．Himself.
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