Researchers concluded that low level ______ to the chemical was unlikely to caus

游客2025-03-01 19

问题 Researchers concluded that low level ______ to the chemical was unlikely to cause harm.

选项 A、contact
B、touch
C、entrance
D、exposure

答案 D

解析这是一道词汇题，考点是意思相近的名词的词义辨析。

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