《Keep the Candle Burning》Look into Science! PPT免費下載
第一部分內(nèi)容：詞匯聽寫
同學們，上一課學習的單詞你們都掌握了嗎？現(xiàn)在大家來檢驗一下，點擊下面的音頻開始聽寫吧！
課堂導入
Do you like doing science experiments?
Why or why not?
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Keep the Candle BurningPPT，第二部分內(nèi)容：課堂導入
THINK ABOUT IT
·Do you like doing science experiments? Why or why not?
·What will happen if you put a jar upside down over a burning candle?
Can you see the candle holder in this picture?
The candle is pink. The candle holder is grey.
The candle holder is“holding” the candle!
What do you do?
1．Put the candle in the candle holder.
2．Put the candle holder on the dish.
3．Fill the dish half❸ full with water.
4．Light❹ the candle.
5．Let the candle burn for two or three minutes.
6．Carefully put the jar over the candle until❺ the top of the jar rests on the dish.
7．Examine the water in the jar. What can you see?
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Keep the Candle BurningPPT，第三部分內(nèi)容：知識講解
知識點1
keep /kiːp/ v.保持
eg：You should keep the room clean.
你應(yīng)該保持房間清潔。
keep的用法：
keep＋賓語＋形容詞，意為“使……保持某種狀態(tài)”。
You can’t sneeze and keep your eyes open at the same time.
你不能在打噴嚏的同時讓你的眼睛睜著。
keep sb. from doing sth. 阻止
某人做某事，相當于“stop sb.from doing sth.”。
We should keep the children from swimming alone in the sea.
我們應(yīng)該阻止孩子們單獨在海里游泳。
keep (on) doing sth.
繼續(xù)，重復做某事。
Keep smiling!
保持微笑！
知識點2
match/mætʃ/ n.火柴，比賽 v.相稱，相配
eg：We need to light a match.
我們需要點一根火柴。
They beat us last time，but we hope to win the next match.
上次他們打敗了我們，但我們希望贏得下次的比賽。
The picture matches the story.
這幅圖和故事相配。
match作名詞時，為可數(shù)名詞，復數(shù)為matches。
eg：Don’t strike matches if you smell gas.
如果你聞到煤氣味，就不要劃火柴。
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Keep the Candle BurningPPT，第四部分內(nèi)容：Let's Do It !
1.Read the lesson and fill in the blanks.
Let’s do the experiment together! Put the candle in the candle holder. Put the candle holder on the dish. Fill the dish half full with water. Light the candle with a________ or a lighter. What can you see? The candle is burning. ________the candle burn for two or three minutes. Then carefully put the jar over it until the top of the jar rests on the dish. As the candle burns，it ________the oxygen in the air.
When the candle stops________，it has used up all the oxygen in the air. The water inside the jar ________ and fills about ________ of the jar. This is because about one fifth of the air is made up of oxygen.
2.Circle the correct words to complete the sentences.
1．Don’t (use up /push up) all of the ink. Leave some for me.
2．The medical team (is made of / is made up of) five experienced doctors.
3．Please fill the hole (with /in) sand and water.
4．They didn’t realize their mistake (until /as) we told them.
5．My brother wasn’t (strong enough/enough strong) to lift the box.
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Keep the Candle BurningPPT，第五部分內(nèi)容：課堂練習
一、根據(jù)漢語提示完成句子
1．Please pass me a ________ (淺的) dish.
2．I need some ________ (火柴) to light the candles.
3．There is onefifth ________ (氧氣) in the air.
4．After finishing all your work，you should ________(檢查) it carefully.
5．We have __________ (用完) our salt.
二、單項選擇
6．Jim ________all his money to buy the computer.
A．fixed up B．used up
C．a(chǎn)te up D．Got
7．—Have you finished the work?
—Not yet，but no matter how hard it is，we’ll keep________ until we finish it.
A．failed B．trying
C．tried D．failing
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Keep the Candle BurningPPT，第六部分內(nèi)容：課堂小結(jié)
本節(jié)課主要學習了以下重點內(nèi)容:
（1）重點單詞：keep，match，half，light，until，as, stop等。
（2）重點短語：use up, how far, one fifth等。
課后作業(yè)
1.熟記本課時的詞匯
2.完成本課時的課后作業(yè)
關(guān)鍵詞：冀教版九年級上冊英語PPT課件免費下載，Keep the Candle BurningPPT下載，Look into Science!PPT下載，.PPT格式；
