牛津英语9B
Unit4 Life on Mars
【重点词汇】
1、look for,find,find out
这三个词都有“找”的涵义,但具体用法有别:
1)look for意为“寻找”,是有目的地找,强调“寻找”这一动作。如:
—What are you looking for?
—I'm looking for my bike.
2)find意为“找到”“发现”,强调“找”的结果,其宾语往往是某个丢失的东西或人。如:
—Did you find Li Ming yesterday?
—No,we looked for him everywhere,but didn't find him.
3)find out着重表示通过理解、分析、思考、询问等“弄清楚”“查明”一件事情,其后的宾语常常是某个情况、事实。如:
Plea find out when the train leaves.
Have you found out why he was late?
2、take 拿,取
take sth with sb 把某物带在身边
take sth/sb to sp 把某人/某物带到某地
E.g You should take an umbrella with you.
Can you take my bag to the classroom plea?
【拓展】take的用法
1)表示“乘坐某一交通工具”
王从希 Shall we go there by bike or take a taxi?
They usually take a bus to work.
2)表示“花费”,常常和it连用,it在句子中作形式主语,真正的主语是后面的不定式。
苋菜 How long will it take you to do your homework every day?
3)吃,喝,服用,放
Will you take a glass of milk?
Take the medicine three times a day.
Do you take sugar in your milk?
4)表示“(顾客在商店)选取,买下”相当于buy/get
That’s cheap.I’ll take it.
5)含有take的短语
take exerci 运动,锻炼 take off 起飞;脱下 take away拿走
什么叫策划
take a look (at) 看一看 take down取下 take out拿出,取出
take care of照顾 ake part in 参加 take place发生 take pictures照相
例:当我小的时候,我父母经常带我去我家附近的公园。
( ) When you are swimming, your ears.You can u earplugs(耳塞) to stop water getting into your ears.
A take after B take part in C take off D take care of
3、rapid adj. 快的
rapidly adv.
【辨析】fast/quick/rapid
1) 表示人的动作之迅速,三者都可用,有时可换用。如:
a fast /rapid/quick worker 做事手脚快的人
a fast /rapid/quick typist 打字快的打字员
2)fast 表示“快”,侧重指速度方面。如:
She ran as fast as she could. 她有好快就跑好快。 干部在线学习
You are reading too fast for me to follow. 你读得太快,我跟不上。
注:询问速度或表示钟表走得快等,通常用 fast。如:
How fast is the fish swimming? 这鱼游得有多快?
My watch is 5 minutes fast. 我的表快 5 分钟。
3)quick 通常表示某一动作来得突然或时间持续很短,有时还含有匆忙之意(但通常不指动作的频率)。如:
He gave her a quick kiss. 他突然吻了她一下。
He had a quick look at it. 他匆匆地扫了一眼。
She ate a quick breakfast and rushed off to work. 她匆匆吃了早餐就赶去上班。 个人展示
注:催人快做(快走等),通常用 quick。如:
Be quick! 快点!
4) rapid 比另外两词要稍正式些,通常指突然或急速(且连续不断)的动作。如:
a rapid burst of machine-gun fire 机枪声骤起
He asked questions in rapid succession. 他连珠炮似地发问。
注:另外 rapid 还有一个特殊用法,即指一种有益的高速度(相比之下,fast 和 quick 有时指无益的急速)。如:
He made rapid progress in English. 他在英语方面取得了很快的进步。
4、increa n.增长,增加 v.增长,增加
E.g The popular of the earth is increasing very fast.
【辨析】increa by,increa to
increa to+具体的增长后的数字,表示“增长到...”
The population has incread from 1.2milion to 1.8 milion.
人口已从120万增长到了180万。
increa by+倍数或百分比,表示“按多少增长了...百分比/倍”如,
The rate of the town’s population has incread by 2%
该镇的人口率增长了2%
例:上个月费用上升了260%(1800元)。
Cost 260% 1800 last month.
超级复合弓
答案: increa by;to
5、a number of,the number of
1) a number of
a number of意思是“许多的;若干,一些”相当于many,后接可数名词复数或代词,谓语动词用搜神记的作者复数形式。
a number of词组中还可以加入形容词表示数量大或小等(例如:a large/small/great number of,但不能用little修饰)。
E.g A number of my friends think I should take a holiday.
2) the number of
the number of意思是“...的数字/数目”,介词of同其后名词构成介词短语,修饰the number当它作主语时,谓语动词用单数。例如:
孔子的弟子
E.g The number of students is about twenty.
6、three-eighths 八分之三
英语中,分数的表达方法是:分子用基数词,分母用序数词;当分子大于1时,分母要用复数形式;分子和分母之间可用连词符连接,也可不用。
One fifth of my classmates are from the countryside.
Two thirds of the earth is covered with water.
注:1)当分数作主语时,谓语动词的形式取决于与分数相关的名词或代词的数。
2)“二分之一”习惯上用one half表示;“四分之一”与“四分之三”用one quarter/three quarters表示。
7、compare vt.&vi. 比较
It’s hard to compare.
It’s interesting to compare the two cars.
【固定搭配】
1)compare with和...比较
My own problems em insignificant compared with others.和别人的问题相比,我自己的问题算不得什么。
2) to..把...比作
Poets have compared sleep to death.诗人曾把睡眠比作死亡。
例: (compare)with the older model,the new robot costs less but lasts longer.
8、mean v.
1) 意思是,表示...的意思
What do you mean by saying so?
2) 意味着;就是。后接名词、动名词或that从句
常用结构:mean doing sth意味着做某事
This means that we have to return without any result.
That would mean wasting a lot of water.
3) 意欲;企图。后接名词、代词或动词不定式
常用结构:mean to do sth打算做某事
I’ve been meaning to phone you all weak.
例:I mean here,if I can. (stay)
9、be filled with = be full of 充满,装满