1. wear穿
They had their best suits on for the celebration. 他們穿著節日盛裝去參加慶祝活動。
He went to bed drunk,and when he woke up he found that he still had his shoes on. 他喝醉後就上床睡覺了,一覺醒來後發現自己還穿著鞋子。
2. have arranged or planned;be engaged in doing;have an engagement有…安排或計劃;忙于做;有約會
What do you have on for tomorrow night?明晚你有什麼安排?
I am engaged for the whole of today,but I've nothing on on Saturday. 我今天整天都有事,但星期六有空。
He has a lot on at the moment. 他這會兒有許多事要做。
I'm sorry I can't attend your dinner party,but I have a meeting on for tonight. 很抱歉我不能參加你的宴會,今晚我要參加一個會議。
3. deceive;tease;mislead欺騙;戲弄;引入歧途
I'm afraid he must have been having you on. 我擔心他一定是在騙你。
He tried to have me on too many times before,so it's not for me to take him seriously this time. 以前有好多次他老是捉弄我,所以這次我再也不把他的話當真了。
Stop having us on,please!請不要耍弄我們。
I've been had on too often to take his stories seriously. 我受騙次數太多了,不再認真聽他的話了。
4. have sth. in progress在進行中
He has a lot on at the moment. 他這會兒有許多事要做。
I found they had very important discussions on in the office at the moment. 我發現他們那會兒正在辦公室討論很重要的事情。