单项选择题


A．signal
B．sign
C．symbol
D．label
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单项选择题
A．associated withB．adhered toC．consistent withD．relative to
A．associated with
B．adhered to
C．consistent with
D．relative to
单项选择题
A．InanimateB．BlackC．DarkD．Deep
A．Inanimate
B．Black
C．Dark
D．Deep
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