与干特图不同，里程碑式图表展示的是()。

合同中经常要求承包商支付保证金，支付保证金是用来确保主承包商支付：()

（）是语言沟通

During the project,a team member tells you that a major risk identified by the team has occurred.However,it is not as serious as previously thought.What is the FIRST thing you should do？

在与人缘好的人打交道时，项目经理应该：()