人教版八下-Unit 7 what's the highest mountain in the world -Section A Grammar focus 4a—4c-教案、教学设计-省级优课-(配套课件编号：30142).docx

1、1 Teaching aims: 1.Knowledge objects: Review different expressions of comparatives and superlatives such as: one of the (almost)asas not as/soas. .many times more thanlessthan the least/mosta little/ much thanthe second 2.Ability objects： Make students come to a clearer conclusion on what they have

2、learnt about this grammar( comparatives and superlatives) through the revision; Make students use the knowledge in their real life; To learn to cooperate with others and help each other in the group activities. 3. Moral objects To cultivate students self-conscious awareness of environmental protecti

3、on and love for our home; make them feel proud of being Chinese. the teaching key points: Review comparatives and superlatives with adjective and adverb in this unit. The teaching difficult points: The different expressions of comparatives and superlatives with adjective and adverb and the usage in

4、real situations. Teaching steps: Step 1: Warming-up 1. Make students sing the song The more we get together, the happier well be. 2. Have students make up some sentences similar to the structure. Design intent: remind students of something old related to this knowledge; motivate students curiosity a

5、nd interests; warm up the atmosphere; Step 2: Tell the facts true or false List some facts from Unit Seven. Make students tell them true or false. If its false, correct the mistakes inside. The facts are: 1.The Yangtze River is the second longest river in China. 2 the longest 2.The Amazon River is m

6、uch longer than the Yangtze River. (the Amazon is 6,480m long , the Yangtze River is 6,300m long) mucha little 3.Qomolangmaisoneoftheleastdangerousplacesformountainclimbing. the most dangerous 4. No ocean in the world is as big as the Pacific Ocean.(True) 5. China has the smallest population in the

7、world. the biggest 6. China is as big as the US. almost as big as 7.AFei is less hard-working than Gao Lin. more 8. The elephant weighs many times more than the panda. (True) Design intent: Put different expressions together to make students have a better understanding of comparatives and superlativ

8、es by correcting mistakes. Review the important expressions like (almost)asas many times more thanlessthan the least/mosta little/ much than the second Step 3: Discussing time: work in groups to talk about the facts in different ways 1.Give students the information and talk about them in groups and

9、write down as many sentences as they can in different ways: (5 minutes or so) theAmazon River is 6,480m long, the Yangtze River is 6,300m long 2.Check the results. Make two students show their sentences on the blackboard. 3.Comment on it and show the teachers idea on the slide. The teachers expressi

10、ons: The Amazon River is almost as long as the Yangtze River. The Amazon River is a little longer than the Yangtze River. The Yangtze River is a little shorter than the Amazon River. 3 The Yangtze River is not as long as the Amazon River. The Yangtze River is less long than the Amazon River. The Ama

11、zon River is the second longest River in the world. The Yangtze River is the third longest River in the world. Design intent: Help students express differently by comparing two things to consolidate comparatives and superlatives; make students teach and help each other and learn to cooperate in grou

12、p activities. Step 4:Exercises: Fill in the blanks. 1. Fill in the blanks in the passage which is about environmental problem with proper forms of words given. The planet we live in is the earth. Its so _ (beautiful) that we can travel to so many interesting places.But now, its crying. Humans are ma

13、king the environment _ and _ (bad). Factories pour dirty water into the rivers and lakes. As a result, there are _ and _(few) animals living inside. They also let harmful smoke get into the sky so that the air pollution is getting _ and_ _(serious). People cut down the forests, kill the animals for

14、bones, furs, feathers so that the number of many endangered animals is getting_ and _(small) In order to protect our beautiful home, take action now! The _(much) we do today for it, the _ (good) our home will be in the future! 2.Guess the word harmful and the phrases take action first. Look the pass

15、age through, then fill in the blanks individually. 3.Check the answers and translate something difficult. Design intent: Check the students abilities to use comparatives and superlatives in real situations; cultivate the students self-conscious awareness of environmental protection and love for our

16、home. Step 5: Writing time: 1.Write a passage about China according to the form and the help of the useful structures(They can be chosen to use). populationbig / large 4 The Great Walllong Qomolangmadangerousmountain climbing The Yangtze RiverThe Yellow Riverlongmother river PandasSymbol the number

17、smallendangered What you think of Chinagreatlovebe proud Use the help of these expressions: one ofNo is asas the secondnotasaslessthan muchthan 2. Explain it to the students and students do it individually. 3. Share some compositions in front of class and make students comment on them. 4. Show the t

18、eachers writing sample. China is a very great country. It hasthe biggestpopulation in the world. But the peoples lives are far better than before. China has the longest wall in the world. No another wall is longer than the Great Wall. Qomolangma, one of the most dangerous places, is mountain climber

19、s favorite. The Yangtze River, the longest river in China, is the third longest in the world.Another famous river is Yellow River. Its not aslong as the Yangtze River.Many Chinese people call them Mother River. Pandas are a symbol of China. But the number of pandas is getting smaller and smaller. Ch

20、inese government spends a lot saving this kind of endangered wild animals. We all hope that in the future there will be a lot more pandas. I love China! I am proud that I am Chinese! Design intent: Writing is an output process. Students can think and organize the knowledge again by writing an articl

21、e. Another purpose is to educate them to be a person who is proud of being Chinese. Step 6: Summary: What do you want to say at the end of the class? 1.Make students say whatever they want to say. 2.Show the sentences: Protecting the earth is protecting ourselves ! Love our country! Do what we can t

22、o make it stronger and more beautiful! 5 Design intent: Give students chances to express in English with what they have learnt in class. Its good for their development in spoken English and it can also make them listen more carefully in class at the same time. Step7: Homework 1.Finish the writing ta

23、sk, check it carefully and then share it with your close friends. 2.Review Unit 7 Design intent:Because the time is not enough for everyone to finish the writing task, some students need to finish it at home; appreciating others writing is a good way to learn from each other and it can bring friends closer together as well. Board design: Reflection: Unit 7 Whats the highest mountain in the world? Grammar revision (the feedback of studentsgroupwork)