问一道SAT 语法题?
singer quickly patented the sewing machine he had invented,eunsuring that he would profit form its commercial success
为什么 ,ensuring himself to profit form its commercial success 不对?
人气：119 ℃ 时间：2020-06-12 07:25:21
解答
这里代词没有错,那只可能有错的就是搭配了
ensure that...应该是固定的句式
ensure sb sth固定搭配
我查了google,没有发现有ensure to do这种句子
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