She promised ________ he had enough money she would marry him．A.thatB.ifC.that ifD.if that
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C解析要注意从句的结构是什么，特别要留意插入语的运用；另外按英语习惯，宾语从句中当动词与其宾语从句之间插有其他成分时，引导宾语从句的that通常不宜省略。句子的正常语序为：She promised that she would marry him if he had enough money．promised的宾语从句中又含有一个条件句。故