put on
1.上演,演出
She took off the old dress and put on a new one.
她脱下旧连衣裙,穿上一件新的.
2.穿上,戴上
3.假装;夸大
put off
1.推迟;拖延
Don't put off till tomorrow what can be done today.
今天可做的事不要拖到明天再做.
put off doing sth.
put up
1.建造
They put up a tent by the fire.
他们在火堆旁搭起了一个帐篷.
2.供给...住宿
We can put all of you up for the night
put down
1.放下
Put the typewriter down here.
把打字机放在这儿.
2.写下
Will you put down your address here?
把你的地址写在这儿好吗?
3.批评;奚落;贬损
She always put down her boyfriend,but he didn't seem to mind.
她总爱奚落她的男朋友,但是他好像并不介意.
其中
put off 推迟；扔掉；阻止
put down镇压；记下；贬低；制止
在阻止和制止上 两者有共同的意思 put off表现得委婉些 而put down表现得强硬些 制止某事比阻止某事要强硬些 制止一般是强者对弱者 而阻止一般是弱者对强者
