八年級(jí)英語(yǔ)下冊(cè) Unit 4 Look into Science！Lesson 25課件 冀教版

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1、Unit 4 Look into Science !Lesson 25 Lets Do an Experiment!Lead in 1. Do you like to do experiments? 2.What experiments have you done?New wordsPresentation1.predictv. 預(yù)測(cè)預(yù)測(cè) 2.experiment n.實(shí)驗(yàn)；試驗(yàn)實(shí)驗(yàn)；試驗(yàn)3.jarn.廣口瓶；罐子廣口瓶；罐子4.upsiden.上部；上邊上部；上邊5.provev.證實(shí)；證明證實(shí)；證明6.observev. 觀察；監(jiān)視觀察；監(jiān)視7.scientificadj. 科學(xué)的科學(xué)的W

2、hats a theory?A “theory” is an idea. A theory predicts what will happen. An experiment shows what happens.right side upupside downLook at the experiment.1. Whats the meaning of the word “theory”?2. Whats the meaning of the word “experiment”?3. Why does Danny want to do the experiment outside?4. Will

3、 Brian do the experiment inside?5. What does Jenny want to do?Read carefully and answer questions.A “theory” is an idea.An “experiment” shows what happens.Danny is not sure whether the floor will get wet.Yes. He is sure the floor wont get wet.She wants to do the experiment and see what happens. If B

4、rian does the experiment, will the floor get wet? Imagine what will happen. With a partner, make up a dialogue.Pair Work1. I fill a jar with water. 我用水把瓶子裝滿(mǎn)。我用水把瓶子裝滿(mǎn)。 fill with用用裝滿(mǎn)裝滿(mǎn)。 例如：例如： I have filled my case with clothes. 我已經(jīng)把箱子裝滿(mǎn)了衣服。我已經(jīng)把箱子裝滿(mǎn)了衣服。 Could you help me fill the glass with tea? 你能幫我在

5、玻璃杯里倒上茶嗎？你能幫我在玻璃杯里倒上茶嗎？ be filled with 充滿(mǎn)充滿(mǎn) ，相當(dāng)于，相當(dāng)于“be full of ”。 例如：例如： On hearing the news, her eyes were filled with tears. 聽(tīng)到這個(gè)消息，她熱淚盈眶。聽(tīng)到這個(gè)消息，她熱淚盈眶。Language Points2. Brian has one theory, and Danny has another. 布萊恩有一套理論，丹尼又有另一套理論。布萊恩有一套理論，丹尼又有另一套理論。 another 再一個(gè)；另一個(gè)（三者或三者以上）再一個(gè)；另一個(gè)（三者或三者以上） ano

6、ther可數(shù)名詞單數(shù)可數(shù)名詞單數(shù) another day 另一天另一天 another數(shù)詞可數(shù)名詞復(fù)數(shù)數(shù)詞可數(shù)名詞復(fù)數(shù) = 數(shù)詞數(shù)詞more可數(shù)名詞復(fù)數(shù)可數(shù)名詞復(fù)數(shù) another ten days = ten more days 再十天再十天 另外：另外：the other（另一個(gè)）常和（另一個(gè)）常和one連用，表示兩者中連用，表示兩者中 一個(gè)一個(gè) ，另一個(gè)，另一個(gè)。 例如例如: We have two new students this term. One is a girl, and the other is a boy. 這個(gè)學(xué)期我們有兩個(gè)新學(xué)生。一個(gè)是女這個(gè)學(xué)期我們有兩個(gè)新學(xué)生。一個(gè)

7、是女 孩，另一個(gè)是男孩。孩，另一個(gè)是男孩。3. We can prove whos right. 我們能證明誰(shuí)是對(duì)的。我們能證明誰(shuí)是對(duì)的。 prove 作及物動(dòng)詞，意為作及物動(dòng)詞，意為“證明，證實(shí)證明，證實(shí)”，常用于，常用于 prove sth. （to sb. ） prove （to sb. ）+從句從句 prove （to be）+adj. （形容詞）（形容詞）/n.（名詞）。（名詞）。 例如：例如： The fact can prove the mans carefulness to us. 這個(gè)事實(shí)可以向我們證明這個(gè)人的認(rèn)真。這個(gè)事實(shí)可以向我們證明這個(gè)人的認(rèn)真。 My theory w

8、ill prove （to be）right some day. 我的理論總有一天會(huì)證明是對(duì)的。我的理論總有一天會(huì)證明是對(duì)的。Summary1. 單詞短語(yǔ)：?jiǎn)卧~短語(yǔ)：_(在小組內(nèi)口頭匯報(bào)在小組內(nèi)口頭匯報(bào))2. 掌握掌握f(shuō)ill with, another與與 the other的的區(qū)別及區(qū)別及prove的用法。的用法。. 句型轉(zhuǎn)換句型轉(zhuǎn)換 1. Brian put water into the jar. (改為同義句改為同義句) Brian _ the jar _ water. The jar _ _ _ water. The jar _ _ _ water.2. No other peopl

9、e could go. (改為同義句改為同義句) _ _ could go. 3. He read about this experiment. (改為否定句改為否定句) He _ _ about this experiment.filled with was filled with was full ofNobody else didnt readPractice. 根據(jù)漢語(yǔ)意思完成句子根據(jù)漢語(yǔ)意思完成句子1. 湯姆把廣口瓶裝滿(mǎn)了水。湯姆把廣口瓶裝滿(mǎn)了水。2. 我需要兩張紙板。我需要兩張紙板。3. 我想地板會(huì)很快變濕。我想地板會(huì)很快變濕。4. 我相信湯姆不會(huì)來(lái)了。我相信湯姆不會(huì)來(lái)了。5. 我

10、們要做這個(gè)實(shí)驗(yàn)，并觀察一下將會(huì)發(fā)生什么。我們要做這個(gè)實(shí)驗(yàn)，并觀察一下將會(huì)發(fā)生什么。Tom _ the jar _ water. I need _ _ _ _. I think the floor _ _ _ soon.I _ _ Tom wont come.We _ _ the experiment and _ what will happen.filled withtwo pieces of cardboardwill get wet am surewill doobserve 寫(xiě)作：這篇課文講述了一個(gè)什么實(shí)驗(yàn)？你認(rèn)寫(xiě)作：這篇課文講述了一個(gè)什么實(shí)驗(yàn)？你認(rèn)為誰(shuí)的理論正確呢？請(qǐng)用自己的語(yǔ)言描述一下，為誰(shuí)的理論正確呢？請(qǐng)用自己的語(yǔ)言描述一下，不少于不少于7070詞。詞。 HomeworkNo one can call back yesterday.昨日不會(huì)重現(xiàn)。