谁知道put down,put off ,go out ,go off的意思以及它们之间的区别

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.
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.
go out
1.外出
She's gone out for a walk.
她外出散步了.
2.熄灭
His cigarette has gone out.
他的香烟灭了.
3.过时
This method went out long ago.
这种方法早就过时了.
4.过完
The year went out slowly.
这一年慢慢过去了.
go off
1.响起
The alarm went off.
警铃骤然响起.
2.变质
This milk has gone off.
牛奶变坏了.
3.入睡
Hasn't the baby gone off yet?
婴孩还没入睡吗?
4.进行
The plan went off well.
计划进行得很顺利