Itissometimeshardto________right_

发布时间：2020-07-26 04:06:28

It is sometimes hard to ________ right ________ wrong. ( = It is sometimes hard to tell the diffence ________ right and wrong. )A.tell; btween; betweenB.tell; from; betweenC.say; off; fromD.know; from; from

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B
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