ask的用法：ask用作及物动词，其后可接名词、代词、带或不带疑问词的动词不定式或that/wh从句作宾语，that从句中常使用虚拟式。ask的句型：ask sb，to do sth请教某人如何做。

ask的例句：I decided to go to the next house and ask for food（我决定去隔壁那家要点吃的）；He knew the nomination was his for the asking（他知道只要他开口就能得到那项提名）。