摘要：( ) This is an illness that can result in total blindness if . A. leaving untreated B. left untreated C. leaving to untreat D. left untreating [解析]选B if后的逻辑关系是:这种病被忽视未被 治疗.表示被动关系.通过两个分词left和untreated表示. 完整句子为:if it is left untreated.分词作非谓语动词可带 连词.
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This is an illness that can result in total blindness if_______.
A. to leave untreating B. left untreated C. leaving untreating D. is left untreated
查看习题详情和答案>>This is an illness that can result in total blindness if_______.
A. to leave untreating B. left untreated C. leaving untreating D. is left untreated
查看习题详情和答案>>This is an illness that can result in total blindness if_______.
A. to leave untreating B. left untreated C. leaving untreating D. is left untreated
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