The old couple have already been married for fifty years .
She has got married to a man from her hometown .
They married their youngest daughter to a man with a lot of money .
3 . perform 用作动词，意为“执行，完成，做;演出，表演”。例如：
They computer performs these calculations with surprising speed .
The surgeon was performed a dangerous operation .
The singer had never performed in Beijing before .
He will be performing on the flute tonight .
4 . praise 可用作及物动词，意为“赞扬，表扬”，例如：
He was praised for his good works .
They praised him for risking his life to save his comrade .
He was praised for finishing his work ahead of time .
praise 还可以用作名词，意为“赞扬;赞扬的话 ( 用复数 ) ”。例如：
My books received high praise from general readers .
The teacher\'s praise had greatly encouraged us .
The praise of mine usually made the students feel very happy .
5 . nowadays 用作副词，表示与以前相比，意为“时下;现今”，常与一般现在时动词连用。例如：
Nowadays a lot of people go abroad .
Nowadays young people prefer watching TV to reading books .
They used to read novels , but nowadays they read newspapers .
单元词组思维运用
1 . in praise of 意为“称赞，赞扬 ( =to praise ) ”。例如：
He made a report in praise of country life .
We all spoke in praise of the boy\'s courage and bravery .
2 . learn … by heart 意为“记住;背诵”。例如：
I have learned the reading materials by heart .
Have you learned by heart the main points of the article?
It\'s very difficult for the children to learn the poem by heart .
3 . earn one\'s living 意为“谋生;挣钱”。例如：
He had to earn his living at the his early age .
The fishermen earned their living by fishing .
Some people earn their living by writing stories .
4 . play the guitar / piano / violin / flute , 英语中表示乐器的名词前通常要用定冠词。
I used to play the flute after school , but I usually operate the computer at present .
She couldn\'t learn to play the piano quite well without a teacher .
Which can you play better , the guitar or the flute?
The lady often enjoyed herself by playing the violin after supper
单元难点疑点思路明晰
1 . I\'d prefer them not to play too loudly at the beginning . 我宁愿让他们开始时别那么大声演奏。
prefer 宁愿……，喜欢…… ( 甚于喜欢 )
prefer sb . to do sth . 宁可 ( 某人 ) 做某事 ( 不定式作宾补 )
They preferred their son to go to college .
They preferred her not to go with them .
prefer sth . / doing to sth . / doing 喜欢……而不喜欢
prefer tea to coffee .
I prefer reading novels to watching TV .
prefer to do… rather than do … 宁愿…而不愿…
I prefer to go to the movies rather than stay home .
=I prefer going to the movies to staying home .
=I would rather go to the movies than stay home .
2 . Otherwise we won\'t be able to hear ourselves talk . 否则我们就听不到自己讲话的声音了。
( 1 ) otherwise ( corj ) 否则，不然， =or =or else .
Hurry up , otherwise you\'ll be late .
Don\'t move , otherwise I\'ll shoot you .
( 2 ) hear sb . do sth . 听某人做某事
不定式作宾补省 to 的动词可按下面顺口溜记忆。
五看，三使役，二听，一感，半帮助，不定式作宾补，to 字要删去，主动变被动，宾补变主补，to 字要恢复。五看：see , watch , notice , look at , observe ; 三使役：have , let , make ; 二听：hear , listen to ; 一感觉：feel ; 半帮助：help
I saw Xiao Li enter the room just now . →Xiao Li was seen to enter the room just now .
help my mother ( to ) do some housework . →My mother is helped to do some housework .
3. Folk music has been passed down from one generation to another .
In this way stories were passed on from one person to another .
pass down / on 传下去，传授，传给
The news was passed on / down by word of mouth .
The teachers pass on their knowledge to the students .
pass by 经历 pass over 不重视 pass through 经历、穿过等
4. On festivals they used to act and sing in praise of heroes who lived long ago .
It plays an important part in people\'s lives , especially for work , and at festivals and weddings…它在人们的生活中起着重要的作用，特别是为了劳动，以及在节日和婚礼上…
on festivals at festivals 在节日。如果指节日当天，应用on 。 on Christmas Day 圣诞节那天 on Christmas Eve 圣诞节前夕 on New Year\'s Day 元旦那天 on Children\'s Day 在儿童节那天。但如果把节日视作一个时节，指节日的整个时期，则应用 at。 at Christmas 在圣诞节期间 at New Year 新年期间。
in praise of 意为“赞扬”
The leader spoke in praise of the man who had given his life for the cause . 领袖称赞那位为事业而捐躯的人。
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