do the needful

• 做需要做的事情

do the needful的用法和样例：

例句

1. Sister handed Peter the rubbish bin and said, "go and do the needful."
   姐姐把垃圾桶递给彼得，说：“干你的活儿去吧。”
2. The baby's crying; I'd better go and do the needful.
   孩子哭了，我最好还是去看看要做些什麽。