请某人做一下英语

ask sb to do sth

请人做某事_[网络] have sth done;

邀请某人做某事的英语可以这样写。Invite sb. to do STH.

Ask for

请求某人做某事 ask sb. to do sth.; [例句]他说：如果你想请求某人做某事，在对方血糖升高之后，你便越有可能实现自己的目的。If you need to ask someone to do something, you're more likely to get what you want after their blood sugar is up, he says.