单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,重庆大学版,高二(6),Unit 1,英 语 课 件,Reading,The Coqui in Hawaii,Lead-in,How do you understand the proverb,“,One mans meat/trash is another,mans poison/treasure,”?Can you give,an example here?,萝卜青菜，各有所爱,Do you think frogs are useful or harmful animal?In what way?Look at the following pictures and discuss with your partner.Try to give some examples to support your ideas.,Here are some useful words and expressions you may use.,We cant simply say,Every coin has two sides.,the pros and cons(the)advantages and disadvantages of sth.,Economically/Scientifically/Generally speaking,Medicine,good jumper,good helper,singer,poisonous,The coming article is about the coqui,a kind,of frog.Read the following sentences and,guess if they are true(T)or false(F)before,you read the article.,The coqui is a kind of very big frog.,The coqui is from Hawaii.,The coqui is dangerous to the environment.,The number of the coqui keeps increasing.,The coqui can now only be caught by hand.,Now read the article to check your answer.,F,F,T,T,T,they affect the tourism industry in Hawaii by making loud noise at night.,Fast-reading,Reading through the passage,The,Coqui in Hawaii,on page 2 and find,out the answer to the following question.,Why have the Coqui frogs been condemned as a harmful animal in Hawaii according to the passage?,they threaten Hawaiis environmental system by eating thousands of useful insects every night.,Because,Hawaii Department of Agriculture personnel devised a tool consisting of a length of plastic tubing cut at an angle,with a plastic bag taped over one end.Place the open end of the tube over the frog,and the frog will invariably hop into the tube and can be tipped into the bag.,How to Capture?,How to use a tube tool to capture a frog without touching it:,Assemble the tube,tool as instructed,.,b)Place the tube over,a frog.,c)Frog will instinctively jump into the tube,and can be captured in the plastic bag at,the end of the tube(note light-colored eggs,(arrow)visible in the females abdomen).,Scann,ing,Scan the text and choose the best answer,1.The coqui frogs get their name from_.,A.the sound of their loud calls,B.their shape and colour,C.the fact that they come from other parts of the USA,D.the language the local people of Puerto Rico speak,2.Which is not the reason why people in,Hawaii dislike the coqui frogs?,A.They are harmful to Hawaiis,environment.,B.The coqui frogs arrived in Hawaii only,ten years ago.,C.They eat insects which are important,for plants.,D.They hide and make extremely loud calls,which are too annoying.,3.Which of the following contributes to the,increasing population of the coqui frogs,in Hawaii.,A.There arent any animals in the world,which eat the coqui frogs.,B.They are hard for the citizen and,inhabitants to catch.,C.The environment is convenient for them,to breed.,D.They can eat a large number of insects,in one night.,4.The coqui frogs originally arrived in,Hawaii_.,A.by chance,B.,at the request of all the local citizens,C.as a gift,D.as goods demanded in the local market,5.The statement that can best summarize,the main idea of the passage is_.,A.the coqui frogs have seriously affected,the tourism industry in Hawaii.,B.it is not permitted to transport,sell or,release the coqui frogs in Hawaii,C.the coqui frogs invasion has serious,effects on the economy and environment,in Hawaii.,D.great efforts have been made by the,Hawaiian people to kill the coqui frogs.,Careful-reading,Read the article carefully to complete the following chart.,The Coqui Frogs,Features,The coqui is a _ and _ frog about _ long.It hides in _ areas during the day and moves_.,The call of a male coqui sounds like _,Where,when and how,The coqui frogs are originally from _ and _.They arrived in _ about _ ago.They were brought in accidentally _ of plants.,Current situation,Their numbers have sharply _ and they have quickly _ around the Hawaiian Island.,small,brown,5 cm,wet protected,onto trees to feed,or to call to females,Ko-Kee!Ko-Kee.,Puerto Rico,the south-eastern US,Hawaii,10 years,shipment,increased,spread,The Coqui Frogs,Threat to environment,They eat _ every night.,They are affecting _ in Hawaii.,The loud calls of the frogs make it difficult,_ at night.They have no natural enemies to reduce _,Efforts to stop their spread,In Hawaii,it is a crime to _,_ or,_.The Department of Agriculture is trying to find an _.For now,the frogs may only be caught _.,thousands of insects,environmental system,for people to sleep,their population size.,transport,sell,set frogs free,effective chemical,by hand,Work in group of five to ask and answer questions based on,Careful Reading,.Then perform the dialogue in front of the whole class.,Discussion,Read the following sentences and decide which of the choices best explains each of them.,They do not belong there.,A.They should not have appeared there.,B.It is not their hometown there.,C.They are suitable to be there.,B,2)They are normally found in the Caribbean isla