ring off（intr） 挂断电话：
He rang off before I could ask his name.
ring up（tr/intr） 打电话给某人：
I rang up the theatre to book seats for tonight.（rang the theatre up/rang them up）
If you can't come ring up and let me know.
The sheepdog rounded up the sheep and drove them through the gate.
On the day after the riots the police rounded up all suspects/rounded them up.
rub out（tr） 用擦子或橡皮把字迹擦掉：
The child wrote down the wrong word and then rubbed it out.（rubbed the word out/rubbed out the word）
rub up（tr） 复习，温习某项知识：
I am going to France；I must rub up my French.（rub it up）
run away（intr） 逃跑，出走（离开家庭、学校等）：
The thief ran away and the policeman ran after him.
He ran away from home and got a job in a garage.
run away with（tr）（感情）变得不可控制，（马匹）奔逸：
Don't let your emotions run away with you.
His horse ran away with him and he had a bad fall.
run away with the idea 过分匆促地接受某种想法：
Don't run away with the idea that I am unsociable；I just haven't time to go out much.
run down（tr） 诋毁，说……的坏话：
He is always running down his neighbours.（running his neighbours down/running them down）
run down（intr） 发条松了，电池没有电：
This torch is useless；the battery has run down.
be run down（intr）（由于生病或工作过度而）身体坏了：
He is still run down after his illness and unfit for work.
run into（tr） 撞上（车辆等）：
The car skidded and ran into a lamp-post.
run into/across someone 偶然遇见（某人）：
I ran into my cousin in Harrods recently.
run out of（tr） 用光，吃喝无余：
I have run out of milk.Put some lemon in your tea instead.
The drunk man stepped into the road right in front of the oncoming car.
The driver couldn't stop in time and ran over him.
run over（tr/intr） 溢出：
He turned on both taps full and left the bathroom.When he came back he found that the water was running over/running over the edge of the bath.
run over/through（tr） 迅速地复习，检查，重读一下：
We've got a few minutes before the train goes，so I'll just run through your instructions again.
run through（tr） 极度浪费（指供应品或钱）：
He inherited a fortune and ran through it in a year.
run up bills 由于不断赊购而积累起许多帐单：
Her husband said that she must pay for things at once and not run up bills.
run up against difficulties/opposition 遭遇困难/反对：
If he tries to change the rules of the club he will run up against a lot of opposition.