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1、Mow the lawn (割草坪割草坪)The mowing machine was broken downLets enjoy a short video !Unit 3 Inventors and InventionsDo you know these inventors and inventions?LightWright brothersand their plane James Watt steam engine(蒸汽机蒸汽机) A girls mother called her and told her that there are many snakes in the cour
2、tyard of the house, which upset her very much. Can you help to find a way to get rid of those snakes but not harm them？Please turn around and discuss the question with your group members, and then tell us your solution.Put the following stages used in an invention in the right order.1.Applying for a
3、 patent(专利）专利） 2.Finding a problem3.Doing research4.Testing the solution 5.Thinking of a creative solution6.Deciding on the invention Please go through the whole text quickly and match (匹配匹配) the stages with the right paragraphs.First readingApplying for a patent(专利）专利） Finding a problemDoing resear
4、chTesting the solution Thinking of a creative solutionDeciding on the invention Para 1Para 2Para 3Para 4,5Para 6Para 7,8 What kind of research did the writer do? The writer first tried to find a suitable_ that might help her,but failed. Then she researched _of the snakes.second readingproductthe hab
5、its Prepared with some research findings, I decided on _possible approaches: firstly, _their habitat; secondly, _them into a trap using male or female perfume or _; and thirdly _them so that they would become sleepy and could be easily caught. I decided to used the _one. I bought an ice-cream maker
6、which was made of stainless steel. Between the outside and the inside walls of the bowl there is some _, which freezes when cooled. I put the bowl into the fridge and waited for _hours. At the same time I prepared some ice-cubes.threeremovingattractingfoodcoolinglastjelly24CompetitionYou will be div
7、ided into four groups. Whoever gives the right answer will get 5 scores for your group, and you can get another 5 scores if you can correct the sentence.True or false1.The writer succeeded in catching the snakes at the time.2.At the first attempt, the snakes were less active but they were still fast
8、 to disappear.3.The snakes were not poisonous.4.The writer was bitten by the snakes when she tried to pick them up.5. At the third attempt, the writer caught some fish to attract the snakes.6. After catching the snakes, the writer released them back into the wildFTFFFF secondthird4. The snakes tried
9、 to bite the writer, when she tried to pick them up.5. At the third attempt, the writer used a small fishing net to catch the snakes.Immediately.the next day. How to apply for a patent?First, fill in _and file _with the Patent Office, and then_and_. If your invention passes all the tests, your appli
10、cation will be published _from the date you apply.second readinga formyour patent application18 monthshopewaitThe criteria of a patent:A patent should not be : a discovery a scientific idea or mathematical model a literature of art a game or a business a computer programme a new animal or plant vari
11、etySuppose you were on a plane and the plane crashed down(坠落), and you were thrown into the sea and landed on a desert (荒芜的) island. You have collected a number of useful things. Some of them come from the ship and some from the island.You had:Many strings(绳子)， some nails (钉子)， many coconut palms (椰
12、子树)，a saw (锯)，some pumpkins (南瓜)，a hammer (锤子)， an axe (斧子)，a pair of scissors (剪刀)，one thing from the island you can chooseActivity You had:Many strings(绳子)， some nails (钉子)， many coconut palms (椰子树)，a saw (锯)，some pumpkins (南瓜)，a hammer (锤子)， an axe (斧子)，a pair of scissors (剪刀)，one thing from the
13、island you can chooseYou need to use these things and design:Fishing rod (钓鱼竿), water container(装水的容器）,Way of attracting attention to bringhelp, Shelter(住处), tools of escapeActivity Group 1fishing rod(钓鱼竿），钓鱼竿），water container(装水的容器）装水的容器）Group 2water container(装水的容器）装水的容器）,way of attracting attenti
14、on to bring helpGroup 3way of attracting attention to bring help, shelter(住所住所)Group 4shelter(住所住所),tools of escapeWhat have we learned?1.Some inventors and inventions2.The ways to get rid of snakes but not harm them3.Some knowledge about a patent4.Practice of creative thinkingsummary Work with your group members and finish exercise 3 on page 22 in your text book, and then hand in your report.HomeworkThank you for your listening!
