Lead is potentially damaging to children’ s health.

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问题 Lead is potentially damaging to children’ s health.

选项 A、slight
B、surprising
C、sudden
D、harmful

答案D

解析 本句意思:铅对儿童的健康具有潜在损害。damaging造成破坏的,有害的,损害的。slight轻微的,略微的;surprising令人吃惊的,令人惊奇的,出乎意料的,奇怪的;sudden突然的,忽然的,骤然的;harmful导致损害的,有害的。
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