MULTI-WORD VERBS： WITH‘OFF’ off的短语动词
如果用最简单的评议来解释off表示的空间上的基本意思，那就是not on:
Put your coat on, then take it off.试试这件外套，然后脱下来。
Sit on the wall, then jump off.坐在墙上，然后跳下来。
off这个最基本的意思是如何引申的, 我们可以看一下下面的例子：
Switch the light/TV off.把灯/电视关了。
He took $2 off the price. 他把价钱降了2美元。
The match is off/has been called off.比赛停止/取消了。
我们来比较一下下面的这三个句子：
break off a branch 折断了树枝
break off relations 断绝关系
break off for a cup of tea 歇一会儿喝杯茶
Secondary meaning of ;’off’ off的第二个意思
●off还有另外一个空间上的意思，“就是从某处离开或者把某个事物从某处离开”：
He set off at down.他黎明时出发。
He went off with a happy heart.他满怀幸福地睡着了。
off转化后访问演出变成了下面例句中的意思：
We will buy him off. 我们收买了他。
He made off with the money.他带着钱逃走了。
●off还有“变少”的意思。比如说：
The interest in our product is telling off/cooling. Off/dying off.我们产品的收益降低了。
The effect of the drug is wearing off.毒品的作用慢慢消退了。
●off可以给动词添加“做得绝；完成动作的意思：
They are killing off the native plants.他们灭绝了所有的当地植物。
Iwant to finish off this job before I go.我想在走之前把工作完成。
Idiomatic “verb+off ” Combinations 动词和off的惯用语
在动词+off的组合中，有些你是无法推测出它们的意思的。像这样的动词短语我们只有记忆它。比如下面的这些惯用语：
●let was guilty, but the judge let him off.他有罪，但是法官宽恕了他。
●go off,set/let off 放（炮，枪）
The bomb went off at 2 p.m.炮弹在下午2点爆炸。
They set/let the bomb off at 2 p.m.他们的在下午2点开炮。
●ome off, go off, bring/pull off成功；举行
Her tgrick came off.她的策略成功了。
The party ewent off very well.晚会进行得很好。
It was diffcult, but they brought /pulled it off.这事很困难，但是他们还是成功了。
●put off使反感；使不高兴
The smell of the place put me off.这地方的气味让我讨厌。
●drop/nod/go off(to sleep)（口语）睡着，入睡
He dropped off(to sleep as soon as he laydown. 他一躺下就睡着了。
●tell off责备
Her father told her off for lying.她爸爸责备她，因为她说谎。
