重点语法丨被动语态:
1.讲解:一般过去时被动语态的基本构架:was /were+ P.P.(本单元语法)
现将动词的被动语态归纳如下——
一般现在时被动语态:am/is/are + p.p.
一般过去时被动语态:was /were+ P.P.
一般将来时被动语态:will/shall be +p.p.
现在进行时被动语态:am/is/are+being+P.P.
过去进行时被动语态:was/were+being+P.P.
现在完成时被动语态:have/has+been+P.P.
过去完成时被动语态:had+been+P.P.
过去将来时被动语态:should/would +be+P.P.
情态动词的被动语态:can/should/must/could/may+be+P.P.(第七单元语法)
2.被动语态在什么情况下使用?
A.不知道或没有必要说明动作的执行者是谁时.
We haven’t been told about it.没人通知我们这件事
B.强调动作的承受者(这时可带由by引起的短语)
The book was written by Mo Yan.
C.不愿说出动作的执行者是谁
He was asked to give a speech about how to study English well.
3.被动语态的注意事项:
A.there be结构没有被动语态
B.主句中宾语是反身代词的没有被动语态
C.不及物动词没有被动语态
重点词法
invent动词,发明;inventor名词,发明家;invention名词,发明
2.【拓展】在英语中,除了名词所有格“XX’s”表示“···的”之外,of也有“···的”意思。比如the style of,意为“···的样式/风格”,the popularity of,意为“···的普及”
3.in style流行的,时髦的;
out of style过时的
4.make a list列清单
5.it is said that,据说··· 常见的类似词组还有 :
it is believed that···人们认为···;
it is reported that···据报告···;
it is known that···众所周之···;
it is supposed that···据猜测···
6.by accident =by chance偶然地,意外地
7.fall into落入
fall down摔倒
fall off掉下
fall asleep入睡
8.辨析:remain是动词,保持不变/仍然是;remind动词,提醒,remindto do sth,remind···of。
9.辨析:【了解】
词组/单词词性意思用法sometime名词短语一段时间常与延续性动词连用,对它提问用howlongsometimes频度副词有时表示动作发生的频率,多与一般现在时连用,它可位于句首、句中、句末sometimes名词短语几次,几倍其中time是可数名词,对它提问用howmany timessometime副词某时表示某个不确切或不具体的时间,常用于过去时或将来时,对它提问用when
例句:I need some time to do my homework.我需要一段时间来做作业
Shecomes to visit us sometimes.她有时来看望我们
Lucyhas been to Beijing some times.露西已经去过北京几次了
Jackwill leave for America sometime next week.杰克将在下周某个时间动身去美国
10.take place发生,出现
11.【了解】英语中如何表达世纪?如the1870s,意为19世纪70年代
12.without doubt= there is no doubt that+句子毫无疑问的
13.at····(low/high)price 意为“以(低价/高价)····的价格”
14.translate··into··把···翻译成···· translator名词,翻译家;translation名词,翻译
15.all of a sudden突然,猛地=suddenly
16.by mistake无意中,错误地
17.much-loved深受喜爱的,复合形容词
18.divide···into···把····分成·····
19.stop···from···阻止····做····
20.dream of/about梦想···向往···· (of/about是介词,后面的动词用-ing形式)
21.look up to倾佩/仰慕/抬起头看
22.encourage sb to do sth鼓励某人做某事
23.【理解】thousand与基数词(one,two,three等)连用时必须用单数形式且后面不加of → two thousands(×)twothousands of (×)two thousand of (×)
即:thousands of只表示大概的数字,意为“数以千计的”,这时可以在-s,后面有介词of,但绝对不能与数词连用。
话题作文
本单元的中心话题是inventions,主要谈论发明的历史。写这类作文要围绕下面几个方面:①谁发明的?②什么时候发明的?③用来做什么的?④怎样被发明的?写作时,一般过去时的被动语态一定要熟练且正确使用。
写作提示——
对最重要的发明介绍要点提示素材串联(参考词汇、句型)1.介绍这项发明(简要叙述)【用一般过去时】发明的时间、地点、发明者等(beinvented by sb,beinvented in)2.发明的用途(重点阐述)【用一般过去时】发明被用来做什么(beused for doing sth或be used to do sth3.发明的优缺点(重点阐述)【要用一般现在时】①优点(changethe way of,be good for)②缺点(have/has disadvantages,be bad for)
练习:(15年上海中考)
以“I want to invent ______”为题,写一篇不少于60个词的短文,标点符号不占格
参考词汇:1.It can be used to …
2.It will be exciting/necessary/helpful …
范文:
I Want To Invent A Family Doctor Robot
I want to invent a family doctor robot,which can be used to cure(治愈) the illness without going out of their home.As far as I’m concerned(在我看来), it will be helpful and useful because of the following reasons:
First, you can see the doctor immediately at home when you feel sick or get hurt. It can save us a lot of time, especiallyin emergency situations(紧急情况下).
Furthermore(而且,此外),hospitals today are always filled with patients, not everyone can be taken good care of. However, with the help of our robot doctors,you can talk to your personal doctor one to one whenever you want.
In short, family doctor robots canmake great contribution toour society.
精彩亮点分析:
亮点一:全文巧用“first, furthermore, in short” 等连接词,把家庭机器人医生的好处写的非常清晰,让阅卷老师一目了然。
亮点二:全文采用了定语从句、状语从句、并列句等多种长难句,为文采分增色不少。
亮点三:文中出现了“make contribution to” 这些单词及词组,恰到好处地强调了家庭机器人医生的重要性,且为文采再次进行润色。
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