a ) The house is on fire .
b ) They saw the enemy soldiers on the run . ( = running )
4 . under + ( the ) + 名词：under the doctor ( 在医生的照顾下 ) ，under test / exam ( 在被测试 ) ，under development ( 在发展中 ) ，under construction ( 在建设中 ) ，under repair ( 在修理中 ) ，under consideration ( 在考虑中 ) ，under observation ( 在观察中 ) ，under discussion ( 正在被讨论 ) ，under the agreement ( 根据协议 ) ，under orders ( 听从命令 ) 。
a ) He is working under my father .
b ) Several new railways are under construction in China .
二、学海导航
【学法指要】
单元重点词汇点拨
1. wealthy富裕的，富有的，有钱的
He succeeded in business and was very wealthy . 他事业成功，非常富有。
〖点拨〗wealthy的名词形式是wealth , 是不可数名词。如：
She has a wealth of knowledge about plants .
She has great health . = She is a women of great wealth .
另外要注意：be wealthy in = be rich in在……丰富。如：
China is a developing country ; she is wealthy in natural resources .
2. anyway = anyhow无论如何
He may not like my visit , but I shall go and see him anyway .
Anyhow I must finish the work today .
I may fail , but I shall try hard anyway .
〖点拨〗用让步状语从句表达时可用：wh-ever … / No matter + wh- … 。如：
No matter how hard he works (However hard he works ), he still makes little progress .
3. brief简短的；简洁的
She left a brief note .
His explanation was brief and to the point . 他的解释既简洁又切中问题的要点。
〖点拨〗固定词组to be brief = in short简单地，扼要说明 。in brief = briefly = to put it briefly简言之；简单地说。
To be brief , she was happy with that result .
Please tell me briefly what happened .
单元词组思维运用
1. step into = enter = walk into步如
2. by the way顺便告诉你；顺便问一下
3. build up a large business建立一个大企业
4. in one’s will在某人的遗嘱中。at will随意地，随心所欲地。against one’s will违背本意，无可奈何地。如：
He practicing skating at will .
He obeyed the order against his will .
5. apart from = except除了
6. at the burial services在葬礼上。at the marriage services在婚礼上。
7. divide up分掉
8. go out a lot经常外出
9. check out查明
10. for a start首先
11. look into the case调查这个案子
12. speak as follows讲了这样的话
13. take a false name冒名
14. pay a visit to sb去看望某人
15. be brief and to the point谈话简明扼要；直截了当
16. make an appointment with sb与某人约会
单元难点疑点思路明晰
1. And she’s left about $4 million in her will to her husband‘s daughter by his marriage . 在她的遗嘱中，她已把大约4百万美元留给了她丈夫第一次结婚所生的女儿。
〖明晰〗(1)leave sth to sb 把某物留给某人； in one’s will 在某人的遗嘱中； by marriage通过姻亲关系。
(2)marriage是动词marry的名词 n . 结婚；婚姻；婚姻生活；婚礼v。如：
be related by marriage有姻亲关系；give sb in marriage to 把某人嫁出；take sb in marriage娶某人；嫁给某人。
2. I want you to check out this clare Flower…我想要你核实一下这位克莱尔．弗劳尔……
〖明晰〗check out检验，核查无误；付帐后离开旅馆等。check in(到达旅馆会议地点等)办理登记手续。如：
The skilled driver checked out the motor .
Guests must check out before moon, ou they will be charged for the day .
3 . For a start, how old was she whem her father married again ? 首先，她父亲再婚时她多大?
〖明晰〗for a start 首先；一开始。如：
For a start, you‘re to young .
4 . Can you go through them and give me whatever you find ? 你能否翻一翻这些文件，然后把你找到的所有东西给我。
〖明晰〗(1)go through仔细检查；浏览，翻阅，搜查；穿过，通过；经历，经受，忍受。如：
I went through the papers looking for Jane’s letter .
(2)whatever 在此作宾语，不能换作no matter what . 当二者作状语时可以换用。
5 . Mrs Flower directed that all the money that belong to her should come to you . 弗劳尔太太指示要把所有属于她的钱留给你。
〖明晰〗direct 指示；命令；导演；指导；给……指路。如：
The general directed/ordered that the prisoners should be set free .
The medicine should be taken as directed by the doctor .
6 . Don‘t tell me that all this is because of photograph taken when I was twelve . 另告诉我所有这一切是因为我十二岁时拍的一张照片。
〖明晰〗(1)all this 所有这一切。all作形容词“所有的，全部的”时，可与单数名（代） 词连用，起加强语气作用。如：
all china全中国，do good all one’s life一辈子做好事。
(2)taken when…为过去分词短语作photograph的后置定语。
7 . She instructed in her will that if that were to happen . 她在遗嘱中指示，如果此事发生的话……
〖明晰〗instruct指示，命令；教育；通向。如：instruct(或direct,order)sb to do sth 指示命人做某事。
8 . The lawyer was brief and to the point . 律师说话简单扼要，直截了当。
〖明晰〗to the point 中肯；贴题；扼要。 常在句首作插入语。 已学过的类似结构还有：to tell you the truth说真的，to be brief简而言之；to be honest说实在的；to begin with 首先，第一；to make a long story short长话短说，简而言之；to sum up总之。
9 . wealthy, rich, plentiful
〖明晰〗wealthy指人的财富极多，暗示生财有道，有较高的社会地位。如：
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