题目内容：

commit to do是保证做 commit to doing是承诺做

优质解答

朋友,应该是commit sb.to do==commit sb.to doing (你漏写了一个宾语)翻译：责成某人做某事语法：在意思上是相同的,没有区别.如：They committed him to send / to sending his daughter to school,as was required ...