What great trouble the boy had his father to quit smoking!A.persuadedB.persuadeC.to persuadeD.persuading
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D解析试题分析:考查固定结构。固定结构:have some trouble (in) doing sth做某事有困难;本题只是把trouble提前,后面使用定语从句,关系代词知道trouble作为had的宾语,那么横线上所填应该是D。故D正确。考点:考查固定结构
点评:固定结构:have some trouble (in) doing sth做某事有困难;本题只是把trouble提前,后面使用定语从句。