英语优质教案-示范教案(Unit1Theworldofoursensesperiod4)

1、Period 4 Word powerTeaching aims :1. Enlarge students' vocabulary2. Let students know more about weather.Teaching important points:Remember these words and try to use them freely.Teaching aids: ppt blackboard chalkTeaching proceduresStep1. Lead inQuestions for them to answerWhich word is used tw

2、ice in the two sentences?1.Once out in the street, you can take buses at bus stop.2He stopped at the shop and was surprised at the clothes there.Step 2. Presentation and exercisesA Find the words listed below in the story and complete the table.Part of speechMeaningExamplerest (line 16)nounthe remai

3、ning partHe wants to see the rest of the world.(line 50)verbrelaxMy mother told me to rest.once (line 7)conjunctionwhenOnce she finishes her work, she can help you.(line 42)adverbAt sometime in the pastI once lived in Beijing.left (line 2)verb(the past tense or past participle of leave') went/go

4、ne away from a person or a placeI left for work earlier this morning.(line 43)adverbOn the side of your body which is towards the west when you are facing northLook right and left before crossing the street.still (line 5)adverbcontinuingI m still hungry though I ve just had a big hamburger.(line 28)

5、adjectivenot movingCan't you sit still?B Complete the report clearly.The air sometimes smells very bad. Do you know what this? One (2)is traffic. Dose anyone have an (3)to the problem of global warming? So far even scientists can't (4)this question. In some countries you can see people witho

6、ut (5) sleeping on the streets. It's difficult to (6) all the people who need homes. Insome other countries, the price of food hungry because they cannot afford the (8)every year. Poor people often have to go答案：causes cause answer answer houses house increases increaseStep 3. Explain more words

7、of the text.observe(page 2, line 14)As Polly observed the passengers on the train, she sensed that she was being watched by a tall man in a dark coat.释义：a. to see or notice sb / sthb. to watch sb / sth carefullyc. to obey rules, laws, etc练习1：猜猜下面各句中的看到注意到观察到观察；监视遵守（规则、法律等）observe的含义与上面哪种释义相匹配。1) The

8、 speed limit must be strictly observed.2)The far side of the moon is difficult for us to observe.3) they are observing her movements. 链接：observe的常见用法observe sthobserve sb do注意：此用法在变成被动语态时要加上observe sb doingobserve sb that clause / wh-clause练习2:完成下列句子的英文翻译。1.你注意到她话里有什么奇怪的地方了吗？to。in her words?2 .我没有注意

9、到外面下那么大的雪。I didn't3 .他看见一个男人在马路对面走着。on the opposite side of the road.4 .他注意到了他们之间发生的事情。He5 .他不知道有人看见他上楼了。He didn't know hewas going on between them.go upstairs by someone.Keys:(One possible version)1. Have you observed anything strange2. observe that it was snowing so heavily outside3. She o

10、bserved a man walking4. observed what5. was observed tosight(page 2,line 20)There was no one in sight.热身练习：将下列各句中 sight的含义与相应的中文译义相搭配。1.Some famous musicians have had little or no sight. a2.What a sad sight it was after the war! c3.It was a fine chance to see the sights of the city.d4.She would fain

11、t at the sight of blood. b链接： sight 的常见搭配In sight 在视野之内catch sight of 一眼看见at first sight 乍一看；初看时lose sight of sb / sth 再也见不着某人或物out of sight, out of mind 眼不见，心不想巩固练习：选择链接中适当的搭配完成下列各句，使其意思完整。1. My parents fell in love with each other .2. There was no one in that large desert and it made me really fri

12、ghtened atthat time.3. On entering her room, I a big picture on the wall that her bed faced.4. After saying goodbye to my parents, who came to see from my hometown, I didnt return tomy room until I them at the end of the street.Keys: (One possible version)1 . at first sight 2.in sight 3.caught sight

13、 of 4.lost sight of reduceHowever, your chances of being attacked by a shark can be reduced if you follow the advice below.(Page 18,Line 35)将中文短句与英文表达配对， 并尽量将这些常用搭配记下来。 1.reduce costsA. 减肥2 .reduce one s weight B. 减少数量3 .reduce the pressureC. 减轻压力4 .reduce the number ofD.降低成本5 .reduce the price ofE.

14、 降价活用 reduce to1 .reduce sb to sth / to doing sth使某人陷入某种境地；使某人(沦落到)做某事2 .reduce sth / wh-clause to sth将概括成(简化为)练习翻译下列各句1、我认为我们可以把他说的内容归纳为两个要点。I think we can reduce what he said to two key points.2、最后他彳门沦落至U沿街乞讨。They were reduced to begging along the street in the end. 3、她的话让他一言不发。 Her words reduced

15、him to silence.4、我们可以把这个问题简单地看成钱的问题。We can reduce the problem to one of money.5、她很容易就被弄哭了。She is easily reduced to tears.Step 4. Talk about the weather.is it?(London in the mist.)Sunny cloudy overcast fog/mist storm lightning snow drizzlySentences used in a weather report:It will be cloudy/overcast/

16、drizzlyThe morning/afternoon will be，with heavy showers around lunchtime.A thin mist/cloudy weather will develop.A thin mist will turn to fog.How to describe the temperature: ° C(Celsius )(0 ° C-100 ° C)20 degrees centigrade/Celsius(20 ° C )minus 5 degrees centigrade/Celsius(-5 &

17、#176; C ) 5 degrees centigrade/Celsius below freezing ° F(Fahrenheit)(32 ° F =0 ° C,212 ° F =100 ° C)40 degrees Fahrenheit (40 ° F )Step 5. Finish the related exercises in Students ' book.Page 7 Part BAnswers:(1)warm(2) fine(3) sunny(4)cloudy(5) cooler(6) overcast r

18、ain(8) cold(9) thunder(10) lightning (11) stormStep 6. Discussion.1 .What kinds of weather do you prefer?2 .Please forecast the weather of tomorrow.Step 7. ExercisesDecide the correct part of speechSense1 .Doctors often sense uneasiness in people.2 .your senses are the physical abilities of sight,smell,hearing,touch and taste.3.I looked at the printed page but the words