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魏老师人教新目标九年级第五单元(Unit 5)知识点复习  

2010-10-21 18:29:52|  分类: 资料文献 |  标签: |举报 |字号 订阅

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Unit 5 It must belong to Carla
主讲:魏训刚

Grammar
语法复习:现在完成时
(1) 现在完成时的句型结构
①肯定句:主语+ have/has+ 过去分词
②否定句:主语+ have/has+ not+过去分词
③疑问句:Have/Has +主语+过去分词
(2) 现在完成时的用法
①表示到目前为止曾经有过的或未曾有过的经历和体验。常和never, ever, several times等连用。
如:
    Have you ever been to Ameica?
     No, I have never been there.
     I’ve been there several times.

②. 表示某动作从过去开始,现在刚刚完成,对现在有一定的影响。常与just, already, yet, so far等词语连用。
如:
----Have you finished your work yet?
----I’ve just finished it.
注意:just now用于过去时。
③.表示某动作从过去开始,一直持续到现在,可能还会持续下去。通常与for或since连用。
如:He has worked in that fatory for 3 months. /since 3 years ago/since he came to Beijing.

It is/has been …+ since….
It’s been seven years since we last saw each other.
It’s six years since he was a teacher.
注意:
① for+一段时间,since后接一个过去的时间点或一般过去时的句子。
② 现在完成时的句子中出现for/since 引导的时间状语时,谓语必须用可延续性动词。
常用不可延续性动词和对应的可延续性动词:
buy---- have    die---- be dead   join ---- be in  
borrow----- keep   leave---- be away

I have bought a pen.------ I have had a pen for 2 weeks.
He has left Qingdao.-----He has been away from Qingdao since three years ago.
④ 在表将来的时间状语和条件状语从句中代替将来完成时。
如:
You can go home when you have finished your work.
比较:You can go home when you finish your work.

⑤ have been to    去过某地(已回来)
     have gone to   去某地了(没回来)
     have been in    一直呆在某在
She has been to France. 她去过法国。(已经回来)
She has gone to France. 她去了法国。(没有回来)
She has been in France for 3 months.
她已在法国呆三月了。(一直没有离开法国)

(3) 过去分词的构成
① 一般情况下在动词词尾后直接加-ed。
listen-                   talk-

② 以不发音的字母e结尾的动词,直接加-d。
live-            hope-

③ 以辅音字母加y接尾的动词,y变i,再加-ed.
worry-                    hurry-


Language Points(语言点)
1.must, might, could, can’t的用法
(1) must 意为“应当;必须”,表示“命令、义务、责任”等。
注意以must提问的问句:
---Must I do it now?
肯定回答:--Yes, you must.
否定回答:--No, you needn’t/ you don’t have to.
(2) must可用于肯定句中表示非常有把握的肯定的猜测,意为“肯定;必定会”。
---Where is Mary.
---She must be in the  classroom. I saw her there just now.

2. belong to 
[用法点睛] 无进行时,无被动语态。
--Who do you think this book belongs to?
--肯定是张伟的。
   It must belong to Zhang Wei.
3. try to do
    try one’s best to do
    try doing 
如:---I usually play basketball.
---Why not try _______(play) football?

 4. use up
他们已经用完了所有的钱。
They have used up all the money.
5. It is +形容词+that 从句
    It is +名词+that从句
    It was right that he left.
    It is necessary that we should learn English well.
    It’s a pity thatyou couldn’t come.
    It is not a good idea that you spend your vacation with someone who tells lies.


6. much too/too much
 much too+形容词/副词
 too much+不可数名词
(too many +可数名词)
The man is much too fat to get through the door.
You’re driving much too fast.
He drank too much beer last night.
The work is too much for her.


7. If you have any idea, please call me.

have no idea/not have any idea 不知道
She doesn't have any idea where they've gone.
--Do you know where I can find him?
--Sorry, I’ve no idea. (=I don’t know)
[拓展]

I have had an idea. Why don't we walk into town?


8. pretend
[用法点睛] pretend to do假装做某事
She pretended not to notice.

9. put on/dress/wear/in
四者虽然都可以表示“穿”的意思,但用法不同。
(1) dress vt. & vi. 穿衣服;为某人穿衣服
[用法点睛] 表示穿衣的动作,作及物动词时,后面接人作宾语;短语be dressed in表示穿的状态,后面可接表示衣物或颜色的名词。


如:
I've got to go home to dress.
I dress the kids before I go to work.
The girl is dressed in blue today.

(2) put on 穿(衣服、鞋);戴(帽子)
[用法点睛] 表示动作,后面接衣服、鞋帽等。
如:
He took off his uniform and put on a sweater and trousers.
(3) wear vt. (wore, worn) 穿着;戴着
[用法点睛] 表示状态,其宾语可以是衣帽,也可以是饰物、奖章等;还可以表示“长(短/长发)” 。
She is wearing a blue dress.
She was wearing a flower in her hair.
He wears short hair.

(4)  in穿、戴
[用法点睛] in是介词,其后通常跟表示颜色或衣物的名词。由in构成的介词短语在句子中常用作定语或表语。be in=be dressed in
如:
Who is the young woman in red?

He is (dressed) in a new black coat.

10. but/however
两者都可以表示“转折”。
① but为并列连词,连接两个句子或对等的成份。
They rushed to the hospital, but they were too late.
It’s an expensive but useful book.
② however语气稍弱,可以放在句首,句中或句末,一般用逗号与句子其他部分隔开。
This is one possible solution to the problem. However, there are others.

She felt ill. She went to work, however, and tried to concentrate.
She felt ill. However, she went to work and tried to concentrate.
She felt ill. She went to work and tried to concentrate, however.
11. used to
     be usde to doing
     be used to do 
他过去常常晚起,但现在习惯了早起。
He used to get up late but now he is used to getting up early.

12. There be +sb./sth. doing. 句型
     有人/物在做某事
 There must be something visiting the homes in our neighbourhood.
There are some boys playing basketball.

13. 形容词修饰something, anything, nothing等不定带词时需后置。
如:
There is nothing serious.
I’ve fund something interesting in today’s newspaper.

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魏老师人教新目标九年级第五单元(Unit 5)知识点复习 - chinaoften - 奥风英语oftenenglish的博客 
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