高中英语人教版 (2019)必修第二册Unit 2 Wildlife protection精品教学设计及反思

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这是一份高中英语人教版 (2019)必修第二册Unit 2 Wildlife protection精品教学设计及反思，共4页。教案主要包含了教材分析，教学目标，教学重难点，教学过程等内容，欢迎下载使用。

Discvering Useful Structure

【教材分析】

The activity tpic f this sectin is “reprt an nging event”, and the structure is the passive vice f present cntinuus tense. Rare wild animals are suffering frm large-scale paching, and species are n the brink f danger. Rescue peratins are underway.

“Being” and “suffering” are the meanings f the present prgressive passive vice.

The usage f present prgressive passive vice is f great imprtance in writing a gd discurse and appreciating sme difficult language items, s it is vital t master it and use it flexibly in a cntext.

【教学目标】

1. Mtivate students t deepen the understanding f the usage f present prgressive passive vice in a fixed cntext.

2. Enable students t master the usage f present prgressive passive vice and use it flexibly in a cntext.

3. Lead students t cnstruct sentences r appreciate sentences used master it and use it flexibly in a cntext.

【教学重难点】

1. Help students t appreciate the functin f the usage f present prgressive passive vice in a sentence.

2. Instruct students t write essays using the prper usage f present prgressive passive vice.

【教学过程】

[课前诊断]

Lk at the picture and tell me what wrkers are ding. What is the huse being dne?

The wrkers are building a huse.

A huse is being built by the wrkers.

We’re being killed fr the wl beneath ur stmachs. And ur fur is being used t make sweaters fr peple like yu.

We are being hunted fr ur ivries.

Step 1: Read the sentences and sum up the meanings f the Present Cntinuus Passive Vice.

1. D yu knw any ther endangered wildlife in China that is nt being prtected?

2. We’re being killed fr the wl beneath ur stmachs.

3. Is their fur being used t make sweaters fr peple like yu?

4. What gd things are being dne here t save lcal wildlife?

肯定式：be being dne

She is being treated in China nw.

否定式：be nt being dne

My cmputer is being repaired nw.我的电脑正在修理中。

一般疑问式:Am/Is /Are+主语+ being + dne…

e.g.: Are these bks being sent t Beijing?

Is the wall being painted?

特殊疑问式：When Hw Where Why What （Am/Is /Are+主语+ being + dne…）

Step II: When d we use the Present Prgressive Passive Vice?

表示说话时正在进行的被动动作。(nw, at the mment)

Actins are being taken t realize Chinese dream.

②示现阶段正在进行的被动动作。 (说话时不一定在进行)

The prblem f fd safety is being studied by scientists at present.

③表示一种习惯的被动行为(always, cnstantly )，带有赞扬、羡慕、讨厌等感情色彩。

Children f ur neighbrs are always being praised by ur parents.

④与某些情态动词连用表示对正在发生的动作进行推测。

As a result f staying up late talking last night, Jimmy may be being sclded by his head teacher.

Step 2. 难点.

1.像take care f, lk after, talk abut, think f等动词与介词构成的短语用于现在进行时的被动语态时, 其中的介词不可省略。

The ways t stp illegally hunting are being talked abut. 阻止非法捕猎的方法正在研讨中。

2. “be (am/is/are)+under/in+n.” 有时可相当于现在进行时的被动语态。

Many questins are under discussin.

=Many questins are being discussed.

许多问题正在被讨论。

3. 有时表“状态,心理活动,情感”等的动词,常用在一般现在时的被动语态表示“正在进行”。

The runaway f the traffic accident is wanted by the plice.

警方正在通缉交通事故的逃逸者。

The plan is being discussed at the meeting nw.

现在这个计划正在讨论过程中。

A new law is being made t prevent endangered animals frm extinctin.

为了阻止濒危动物的灭绝新的法律正在制定中。

Wrkers are cutting dwn sme trees in the park.

→Sme trees are being cut dwn by wrkers in the park. (被动语态)

→Where are sme trees being cut dwn by wrkers? (特殊疑问句)

用现在进行时态的被动语态改动句子.

现在进行时的被动语态的基本结构

肯定结构be(am/is/are)being dne

否定结构be(am/is/are)+nt+being dne

一般疑问结构be(am/is/are)+主语+being dne

特殊疑问结构特殊疑问词+be(am/is/are)+主语+being dne

[课后巩固]

花式变换句式.

They are building a mdern schl in his hmetwn.

1. A mdern schl ______________ in his hmetwn. (改为被动语态)

2. A mdern schl ______________ in his hmetwn. (把句①改为否定句)

3.__________________________ in his hmetwn? (把句①改为一般疑问句)

4.________________________________ (对句①就in his hmetwn进行提问)

【答案】

1. is being built 2.isn’t being built 3.Is a mdern schl being built ?

4. What is a mdern schl being built?

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