Ellen Swallow Richards, a (i)______environmental preservation in the United Stat

游客2024-01-10  20

问题 Ellen Swallow Richards, a (i)______environmental preservation in the United States , campaigned during the nineteenth century to (ii)______responsible practices in the discipline that has come to be known as ecology.

选项

答案 B,E

解析 逗号表示前后同义重复。第一空与has come to be known(被众所周知)同义重复。foil for……的阻力,pioneer of……的先锋,mitigator of……的缓和。答案选B。expose使受影响,implement实施,squelch压制/击溃。代入选项,答案选E。
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