我的保险经纪人帮我找到了最适合的医疗保险计划。

My insurance ___broker helped me find the best health insurance plan.

律师帮我们协调了这份商业合同的细节。

The lawyer helped ___broker the details of this business contract.

我的股票经纪人帮我完成了这笔交易。

My stock ___broker helped me complete this transaction.