Growing levels of pollution represent a serious health hazard to the local population.

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问题 Growing levels of pollution represent a serious health hazard to the local population.

选项 A、protection
B、indication
C、immunity
D、danger

答案D

解析本句意思：日益严重的污染对当地居民的健康状况构成了严重威胁。hazard意思是“危险，冒险的事”，与danger(危险)意思相近。protection保护；indication指示，象征；immunity免疫力，免除。

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职称英语卫生类B级

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