ask作动词，意为“请求；邀请；询问”。常用于以下短语：

ask sb.（not）to do sth.

要求某人（不）做某事

Please ask them to check the answers as carefully as possible.

请要他们尽可能仔细地核对答案。

ask for sth./ask sb. for sth.

请求，恳求（给予）某事（物）

You can ask your parents for help when you have problems.

遇到困难时，你可以向父母寻求帮助。

ask sb. about sth.

询问某人关于某事

The interviewer asked me about my future plans.

采访者问了我的未来计划。

Let's have a try.

谢谢！