【S1】 [br] 【S7】scratehed→were scratched或they scratched若用were scratched,则此句为倒装句,主语

游客2024-06-15  7

问题 【S1】 [br] 【S7】

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答案 scratehed→were scratched或they scratched

解析 若用were scratched,则此句为倒装句,主语是 words,用过去时和被动语态。若用they scratched,则words是宾语,该句缺主语,根据上下文,加上they即可。
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