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中考英语专题讲解及提分练习题 被动语态

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中考英语专题讲解及提分练习题 被动语态

教学目标:

通过对被动语态的复习,让学生了解被动语态使用的场合,熟练掌握其结构以及不同时态和一些特殊结构的被动语态,进而将学过的知识系统化。 教学重点:

1.被动语态的结构:be + V-ed

2.各种时态的被动语态(时态变化体现在be动词上) 教学难点:

1.一些特殊结构的被动语态(双宾语、不带to的动词不定式的被动语态) 2.不使用被动语态的场合 学情分析:

现在已是初三下学期,进入复习阶段。学生已在课本或练习中多次接触到被动语态的用法,也就是说学生手中已经有了一颗颗散落的珍珠,我们需要帮助学生将它们串起来,以便于理解、记忆和运用。另一方面,学生此时的两极分化也较大,所以在教学过程中要注意到由易到难,逐渐深入。 教学准备:

1.布置预习作业,复习动词的过去式和过去分词 2.制作powerpoint课件 教学步骤: 一、复习引入

1.写出下列动词的过去式和过去分词

fall, enjoy, do, practice, cost, try, write, hear, plan, teach 2.总结变化规则

一般情况,加-ed,如:enjoy

规则变化 以e结尾,加-d,如:practice

以辅音字母加y结尾,变y为i,加-ed,如:try 重读闭音节,双写,加-ed,如:plan

不规则变化:见不规则动词表,如:do

(设计意图:通过复习过去式和过去分词,让学生牢记变化规则,明确它们的使用场合—过去式用于一般过去时的句子,而被动语态中用到的是过去分词) 二、考纲分析 1.2006年考纲:

考查三种时态被动语态的用法(一般现在时,一般过去时,一般将来时)。 2.2007年考纲:

考查被动语态的用法。

(设计意图:初中学过的英语时态不仅包括上面提到的三种,还有进行时和完成时。通过对比这两年考纲,可以看出今年被动语态的考查面其实是加大了。)

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三、被动语态须掌握以下几点: 1.结构:be + V-ed 2.分清主动与被动:

eg: Now many kinds of work can be done by robots. (do) I didn’t go to the party because I wasn’t invited. (not invite) I asked him if he would come the next day. (ask)

We are told not to swim in the river. (tell)

(点拨:主动还是被动?通过主谓关系来确定) 3.确定时态:

①各种时态被动语态的构成be + V-ed 一般现在时 am/is/are + V-ed 一般过去时 was/were + V-ed 一般将来时 will be + V-ed 现在完成时 have/has + V-ed 现在进行时 am/is/are being + V-ed

情态动词

can be + V-ed

(点拨:时态的千变万化体现在be动词之上) ② A lot of water is wasted every year. (waste) A new bridge was built over the river last year. (build) The job will be finished in ten minutes. (finish)

Many man-made satellites have been sent into space since 1960. (send) --Have you moved into you new house?

--No. The rooms are being painted. (paint)

(点拨:时态的确定需找关键词,或根据上下文暗示) 4.如何由主动变被动:

eg: We clean the classroom every day. ----The classroom is cleaned every day (by us). My mother doesn’t allow me to drive. ----I am not allowed to drive by my mother. When did Bell invented the telephone? ----When was the telephone invented?

Exx:

More and more people speak English. ----English is spoken by more and more people. Who invented it?

----Who(m) was it invented by?/By whom was it invented?

(点拨:主动变被动分三步走:找主—定谓—补全) 四、被动语态考点分析 1.不同时态的被动语态 2.注意短语动词的完整性 改错: The old should be spoken politely. ----spoken to

The population problem must be paid attention. ----paid attention to

(点拨:短语动词中的介词、副词容易漏掉,须注意)

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3.带双宾语的被动语态

① give sb. sth. ----sb. be given sth.

give sth. to sb. ----sth. be given to sb. sim: send, show, pass, sell… ② buy sb. sth.

----sb. be bought sth.

buy sth. for sb.----sth. be bought for sb. sim: make, draw…

(点拨:带双宾语,物做主语,注意介词to还是for) 4.省略to的动词不定式的被动语态 ①使役动词make

make sb. do sth.----sb. be made to do sth. see sb. do sth.----sb. be seen to do sth.

注意:see sb. doing sth.----sb. be seen doing sth. (点拨:省略to的动词不定式变被动补充to) 5.不用于被动的情况

①不及物动词happen, take place 判断正误:

( T ) What happened? ( F ) What was happened? ( T ) What is happening? ( T ) What has happened?

②连系动词look, sound, taste, smell, feel

eg: What’s wrong with the orange? It C terrible.

A. is tasting B. is tasted

C. tastes

D. tasted

③某些可和well, easily等副词连用的动词,如:sell, wash, write, ride… eg: The book sells well. 这本书销路不错。

The cloth washes easily. 这种布料好洗。 His new pen writes well. 他的新钢笔写起来流畅。 ②感官动词see, watch, hear…

(设计意图:让学生了解到并非所有的动词都可用于被动语态,并且有些动词在某些场合可用主动来表达被动意思) 五、挑战中考

1.--How clean and tidy your bedroom is! --Thanks. It ____ every day.

A. cleans A. built

B. is cleaned

B. was built

C. was cleaned

C. has built

D. is cleaning

D. has been built

2.Oh, this is really a big shop. Do you know when it ____?

3.The village is building a school. I hope it ____ before August this year.

A. finishes

B. will finish C. is finished

B. sell, look D. are sold, look

D. will be finished

4.These apples ____ well because they ____ nice.

A. are sold, are looked C. sell, are looked

5.His schoolbag ____ away by a woman ten minutes ago.

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A. was taken B. had taken C. took D. were taken

6.--Mum, may I play football this afternoon? --You can if your homework ____.

A. has done A. stay

B. will do B. stayed B. happens

C. is done C. staying

D. will be done D. to stay D. was happened

7.It was raining heavily outside. The kids were made ____ in the classroom 8.The woman still doesn’t know what ____ in her hometown while she was away.

A. happened

C. will happen

9.The flowers ____ every day, or they’ll die.

A. must water B. should water C. can be watered D. must be watered A. stop to cut

B. stop from cutting

D. be stopped from cutting

10.Today, the forests have almost gone. People must ____ down too many trees.

C. be stopped to cut

Key: BBDBA CDADD

(设计意图:通过具体的题目具体分析解题思路和技巧) 教学反思:

这是一节复习课,由于复习内容多,容量大,所以我制作了powerpoint课件,黑板留作给学生练习之用。 本节课的成功之处在于:1.复习全面,思路清晰,由浅入深,层层递进;2.课件制作美观、实用,“主动变被动”环节设计精巧;3.讲练结合,调动了学生的积极性,学生参与踊跃。

不足之处:内容稍多,占用了几分钟下课时间。“挑战中考”环节可在下一节课进行,题量也可以加大,一可以检测学生的复习效果,二可以留给学生更多的时间思考,进而点拨解题技巧。

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