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初三复习教案8

发布时间:2014-04-23 14:09:10  

Teaching content: 复习不定代词 Teaching period: the eighth period Teaching aims: 1.表时间、地点、方式等介词的用法; 2.介词短语及介词与其他词的搭配;

3.同义或近义介词的辨析。

Teaching difficulties: 1. 介词短语及介词与其他词的搭配;2. 同义或近义介词的辨析。

知识点一 in, on, at表时间和地点时的辨析

1.in, on, at表示时间时的辨析

Teaching plan 8

2.in, on, at在表示地点时的辨析

(1)in表示“在??里”,用于内部; on表示“在??上面”,用于表面接触。

There is some tea in the cup. 杯子里有一些茶。

There are some apples on the table.

桌子上有几个苹果。

(2)在表示某地时, in后接大地方, at后接小地方。

He arrived in China yesterday. 他昨天到达了中国。

We arrived at the airport. 我们到机场了。

—When did your uncle arrive ________ China?

—He got to Beijing ________ the morning of the 16th of April.

A.at; in B.in; in

C.to; on D.in; on

(3)

树上结了一些苹果。

I can see three birds in the tree.

我能看到树上有三只小鸟。

There is a map on the wall. 墙上有一幅地图。

There's a hole in the wall. 墙上有个洞。

1

知识点二 介词for, by, as的用法归纳

介词for, by, as是中考考查的重点,也是我们在学英语过程中经常使用的介词,下面我们就它们的主要用法归纳如下:

1.for的用法归纳

(1)表示动作的目的、意图或利益,意为“为??”。

I want to go back for my pen. 我要回去拿我的钢笔。

Smoking is not good for health. 吸烟有害健康。

(2)表示用途,意为“适用于;适合;给”。

Here are some bags for sports. 这里有许多运动包。

This is a book for children. 这是一本适合儿童阅读的书。

(3)表示动作的方向、目的地,意为“向??;往??”。

He left for Shanghai last week. 上周他去了上海。

This ship is for New York. 这艘轮船驶往纽约。

(4)(表示时间、距离、数量等)达;计。

We will stay there for two days.

我们将在那里逗留两天。

I usually walk for two kilometers.

我通常要步行两公里。

(5)表示理由、原因,常与thank, famous等连用。

Thank you for your help. 谢谢你的帮忙。

Jackie Chan is famous for his movies.

成龙以他的电影而出名。

(6)表示“赞成,支持”,其反义介词为against。

Are you for the plan?你支持这项计划吗?

Are you for this plan or against it?

这计划你是支持还是反对?

(7)用在一些固定搭配中。

look for寻找 wait for等候 be late for迟到

2.by的用法归纳

(1)表示位置,意为“在??旁边;靠近??”,此时与beside, near, around意思相近。

Some are drawing by the lake. 有些人在湖边画画。

Come and sit by me. 过来坐在我身边。

(2)表时间,意为“到??为止;不迟于”,常与过去完成时连用。 How many songs had you learned by the end of last term?

到上学期期末为止你学了多少歌曲?

2

My parents don't allow me to stay out long at night. I have to be home

________ 10 o'clock.

A.at B.for C.by D.from

(3)表示旅行、运输等的路线、工具或方法等,意为“由;经;乘;通过”等。

He goes to work by bus. 他乘公共汽车去上班。

They will come back by Hong Kong.

他们将经香港回来。

(4)用于被动结构中,意为“由;被”。

The bike was found by the boy last time.

这辆自行车上次是由那个男孩发现的。

The pupils were given some advice by the pianist.

这位钢琴家给那些学生提了一些意见。

(5)表示方式或手段,意思是“用;借;通过”等。

I study English by reading a lot.

我通过大量阅读来学英语。

My mother exercises by swimming.

我妈妈通过游泳来锻炼。

(6)与反身代词oneself连用,表示“独自,单独”。

I can't leave her by herself. 我不能把她单独留下。

He can go there by himself. 他能够一个人去那儿。

(7)用于某些固定短语中。

one by one一个接一个

by the way顺便;顺便问一下

by and by不久;马上

learn by heart熟记

little by little逐渐地

by hand用手

3.as的用法归纳

(1)用于表明某人的身份。

As a child, she was sent to abroad.

她还是一个孩子时,就被送到国外去了。

He was famous as a soldier.

作为一名军人,他是很有名望的。

(2)表示“好像,如,像”。

He dressed as a policeman. 他打扮得像个警察。

3

She spoke of me as her dearest friend.

她说起我就像我是她最亲密的朋友似的。

(3)表示“作为,当作”。

I found a job as a guide. 我找到了一份当导游的工作。 English is spoken as the first language by most people. 英语被大多数人当作母语使用。

4)用在一些固定搭配中。

be famous as以……著称

work as以……为职业

act as担当……

look on(regard)...as...把……看作,当作

…… 4

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