示范教案Unit 1 The world of our senses period 4.doc

Period 4　 Teaching aims:1. Enlarge students’ vocabulary 2. Let students know more about weather. Teaching important points: Remember these words and try to use them freely. Teaching aids: ppt blackboard chalk Teaching procedures Step1. Lead in Questions for them to answer Which word is used twice 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 exercises A Find the words listed below in the story and complete the table. Part of speech Meaning Example rest (line 16) noun the remaining part He wants to see the rest of the world. (line 50) verb relax My mother told me to rest. once (line 7) conjunction when Once she finishes her work, she can help you. (line 42) adverb At sometime in the past I once lived in Beijing. left (line 2) verb (the past tense or past participle of ‘leave’) went/gone away from a person or a place I left for work earlier this morning. (line 43) adverb On the side of your body which is towards the west when you are facing north Look right and left before crossing the street. still (line 5) adverb continuing I’m still hungry though I’ve just had a big hamburger. (line 28) adjective not moving Can’t you sit still? B Complete the report clearly. The air sometimes smells very bad. Do you know what (1) 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 without (5) sleeping on the streets. It’s difficult to (6) all the people who need homes. In some other countries, the price of food (7) every year. Poor people often have to go hungry because they cannot afford the (8) . 答案：causes cause answer answer houses house increases increase Step 3. Explain more words of the text. ob