【C11】A．forcedB．reinforcedC．forcingD．enforced

What conclusion can we draw from the last paragraph of this passage？A．Law enforcement is n

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【C15】A．facilitateB．fascinateC．enforceD．regulate

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According to the news item, ______can enforce health guidelines？A．federal governmentB．Amer

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【C6】A．encourageB．ensureC．enforceD．enable

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A．forcedB．marchedC．compelledD．accompanied

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How can we best_______ our limited resources？A、employB、utilizeC、enforceD、enlarge

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三种防止对策 即工程技术(Engineering)对策 教育(Education)对策和强制(Enforcement)对策。

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