单项选择题

A network of miniature toxin detectors has been () in 30 American cities for the sake of bio-security.

A. deployed
B. committed
C. indulged
D. immersed

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单项选择题

Studies have shown that workers’ desire to be accepted by co-workers could ()them more strongly than the desire to earn more money.

A. hamper
B. motivate
C. intervene
D. streamline

单项选择题

My mom would rather put honesty first in her hierarchy of values, which is important for our growth.()

A. inventory
B. grading
C. accumulation
D. assessment

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