读下列介绍,填写相应的岗位名称。 waiter cook barman manager ___1____:I know a lot about beer and wine. I make sure the waitresses get the right drinks for their guests. ___2____: I make sure everyone does their job properly. When there’s a problem, I deal with it. ____3___: Our guests want their food and drinks quickly. We like higher tips , so we make sure all our guests are happy. ____4____: I cook meals from 5:30 pm to 11 pm.