题目内容

【题目】The government made laws to prevent the wild environment from the pollution. (改为被动语态)

Laws ________ ________ by the government to prevent the wild environment from the pollution.

【答案】were made

【解析】

句意:政府制定法律来保护野外环境不受污染。

改为被动语态,被动be+done,made一般过去时,助动词用was/were;laws复数,用were;故填were made。

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