ask 一定加sb?除了被动语态,ask sb一定要同时寸在吗?有没有ask a question?

ask 一定加sb?除了被动语态,ask sb一定要同时寸在吗?有没有ask a question? invite tell ask没有sb用被动语态?请再举个例子 ask sb. 为什么ask sb.for sth.ask后面加for? The teacher will ask you some questions改为被动语态 Who invited him to the party?被动语态Who did he ask for help?被动语态 ask sth to sb ask sb sth ask sb for ask sb.about sth. ask sb 什么 sth. ask sb to do ask sb.about sth. ask sb for sth ask sb to do ask sb for ask sb to do的被动是sb be asked do吗 ask ask