必修一 Unit 4 Earthquakes (课堂笔记)

1、One-third of the country felt it.

全国三分之一的地方有震感。

one-third三分之一,分数词的表示方法是:

1.分数用基数词(one,two,three,…),分母用序数词(first,second,third,…),

当分子大于1时,分母的词尾要加s。

2.前面带有整数的分数用数字表示,但在句首时则用文字。

①Three-fourths of the water is polluted and one-fourth of the villagers have

moved away.

四分之三的水已经被污染,四分之一的村民已搬走。

②Your bag is 2 1/2 times the weight of mine.

你的书包是我的书包的两倍重。

③Two and a quarter inches of rain fell over the weekend.

周末的降雨量达2 1/4英寸。

2、The number of people who were killed or injured reached more than 400,000.

死伤人数达到40多万。

the number of是“数字,数量”的意思,其后的谓语要用单数第三人称;a number of

意为“很多,大量”,谓语要用复数。

①The number of students of our school is over 3000.

我们学校的学生数已达3000多人。

②A number of students have gone to America this summer.

今年暑假很多学生到美国去了。

3、Sand now filled the wells instead of water.

井里满是沙子而不是水。

instead of是短语介词,意为“代替”,其后常接名词、代词、动名词及介词短语等,

而instead是副词,是“然而”“而不是”的意思,常位于句首或句末。使用时,有时二

者可以转换。

①今天晚上我看电影,而不看电视。

1)I’ll see a film this evening instead of watching TV.

2)I’ll not watch TV this evening. I’ll see a film instead.

②他们通常步行上班,而不是乘公交汽车。

1)They usually go to work on foot instead of by bus.

2)They usually go to work on foot, but this time they will by bus instead.

4、People began to wonder how long the disaster would last.

人们开始纳闷这场灾难还会持续多久。

last既可以用作形容词、副词,也可以用作不及物动词,不能用于被动语态。此处用作

动词,是“持续,延续”的意思,它的含义比较广泛。

①The sports meet lasted three days.

运动会开了三天。

②The friendship between us will last long.

我们之间的友谊将天长地久。

③The weather lasted a whole week, which made everybody tired and sleepy.

暑热持续了一周,弄得人们疲惫困倦不堪。

5、All hope was not lost.

不是所有的希望都破灭了。

all not …=not all 意为“并不是所有的都……”,在英语中属于部分否定,not之后

跟all,every,both等词时,是部分否定。

①Not all the girls left early.

=Only some of the girls left early.

并不是所有的女孩都走得很早。

②Don’t throw rubbish everywhere.

不要到处乱扔垃圾。

③Not every teacher is busy today.

=some are busy, some aren’t busy.

④Not both of my parents agree with me.

并不是我的父母都同意我的意见。

两者都不用neither,两者以上的全部否定用none of …

①None of the teachers here smoke.

这儿的老师都不抽烟。

②Neither of his parents is at home today.

他父母今天都不在家。

6、They organized teams to dig out those trapped and to bury the dead.

救援人员组成小分队,将受困的人们挖出来,将死者掩埋。

the dead死难者,定冠词the之后加形容词,表示一类人。

①The old and the sick sat on a morecomfortable bus.

老人和病人坐在一辆舒服些的汽车上。

②For the blind, life is difficult. We should care for them whenever we can.

对盲人来说,生活是很艰难的,任何时候我们都要关心他们。

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