mark down（及物，可分）减价，标低（商品价目）
Dalton marked down the price from 90.00to70.00.多尔顿把标价从90美元降到70美元。
The shopkeeper won't mark his commodities down.这个店主不肯把其商品价码调低。
All the fur coats were marked down during summer sales.所有皮大衣在夏季都减价出售。
mark up（及物，可分）加价，标高（商品价目）
Cawl marked up the price from 130.00to 160.00.考尔把标价从130美元加到160美元。
The store was punished for marking the prices up.这家商店因为抬高物价受到惩处。
The prices of those art treasures were marked up.那些艺术珍品的定价提高了。
meet with1（及物，不可分）偶然遇见
He has lately met with many difficulties in his work.他近来在工作上碰到很多困难。
I met with Mr White at the gate of the park.我在公园大门口意外地碰见了怀特先生。
He met with many interesting people during his travels.他在旅途中与许多有趣的人们萍水相逢。
meet with2（及物，不可分）遭受
They met with all sorts of obstacles and charges.他们遭到各种阻挠和指责。
They met with serious losses in a fire.他们在一场火灾中受到严重损失。
Both drivers met with severe injuries in this collision.在这次撞车事件中双方的司机都受了重伤。
This region often met with typhoons.这一带常受台风袭击。
mess about ［around］（不及物）无目的地混日子
His son always messes about，doing nothing.他的儿子总是瞎混，什么也不干。
She messes about all day even not to do her own hair.她整天懒懒散散，连头也不梳。
Don't mess about.Pull yourself together.不要无所事事地混日子，振作起来。
miss out（及物，可分）遗漏
When she read that text，she missed out a few important words.她读课文时漏掉了几个重要的词。
You missed his name out from the list of invitation.邀请名单上你把他的名字漏掉了。
mix up1（及物，可分）使混淆
Don't mix up the price tags.别把价格标签搞混了。
Even the family mixed the twins up.连家里人都分不清这对双胞胎。
mix up2（及物，可分）把…搞乱
The children mixed up my room.孩子们把我的房间搞得乱七八糟。
His explanation mixed me up even more.他的解释使我更糊涂了。
The files are all mixed up.这些档案全搞乱了。
mop up1（及物，可分）用墩布等把…擦干净
The floor was dirty，so Lancy mopped it up.地板脏了，所以兰西用墩布把它拖干净了。
She has to mop up the kitchen floor at least once a day.她每天至少拖洗一次厨房地板。
The soup has spilt on the table.Please mop it up.汤溅到桌上了，请你把它擦干净。
mop up2（及物，不可分）肃清
We found we were in a position to mop up the whole enemy division.我们觉得，我们能够肃清敌人的这个师。
There are still some remnants of the enemy and we'll have to mop them up.还有些敌军残部，我们必须予以肃清。
Eight-part essays，old or new，should be mopped up.凡是八股，无论新旧，都应当被清除。
move about ［around］（不及物）走动
We've been sitting all day long.Let's go out moving about.我们坐了一整天了，出去走动走动吧。
The invalid is able to move about now.这位病人现在能走动了。
move along（不及物）往前走
"Will you please show me the way to Guangming Theatre？""Move along until you get to the post office and turn to the right."“请问去光明剧场怎么走？”“往前走到邮局处向右拐。”
The doorway is crowded.Move along，please.门口太拥挤了。请往里走走。
move on1（不及物）继续前进
They cycled to the town and then moved on.他们骑车来到镇上，然后继续前进。
It was raining hard，but the officer told us to move on.天下着大雨，但长官叫我们继续前进。
move on2（不及物）走开
Move on！Don't stay here！走开！不要在此停留！
Some people thronged around the scene of the crime；the policemen told them to move on.有些人蜂拥在作案现场周围，警察叫他们离开。
move up（不及物）上升，被提升
The girl has moved up this term.那女孩这学期又升班了。
The worker moved up to a position of leadership last month.这位工人上月被提升到领导岗位。
He moved up two ranks within three years.他在三年之内升了两级。
muck about ［around］（不及物）闲荡
They were mucking about while we were working hard.我们在努力工作，他们却在闲逛。
My lazy younger brother mucks about all day.我那懒惰的弟弟成天胡混。
muddle through（不及物）勉强达到目的
I'm in trouble，but I think I'll muddle through.我遇到了麻烦，可是我认为我能渡过难关。
The task was beyond his capability，but he managed to muddle through.这个任务超出了他的能力，可是他设法勉强完成了。