课件14张PPT。Unit 14 Dinosaurs’ DeathsAnimalsbee frog duck fox whale goose lamb wolf snake ant goat camel elephant dinosaur giraffeFind out : Look at the pictures above, find out: Which are the animals you can find during daily life? Which animals still can be found now? Which animals can’t be found now?What’s dinosaurWrite what do you know about dinosaurs: Dinosaurs’ Deathsbackground knowledge of the styles of dinosaurs the time of dinosaurs the death of dinosaurs studies about the causes of dinosaursBackground Knowledge兽脚亚目(Theropoda) A. 艾雷拉龙科(Herrerasauridae) B. 始盗龙(Eoraptor) C. 新兽脚类(Neotheropoda) a. 角鼻龙下目(Ceratosauria) 1. 腔骨龙超科(Ceolophysoidae) 2. 新角鼻龙下目(Neoceratosauria) b. 坚尾龙次亚目(Tetanurae) 1. 鸟兽脚类(Avetheropoda) 1) 肉食龙类(Carnosauria) 2) 虚骨龙类(Coelurosauria) 2. 蛮龙科(Torvosauridae) 3. 棘龙科(Spinosauridae)the time when dinosaurs lived Now, dinosaurs are extinct. They lived sixty-five million years ago. Dinosaurs’ Deathsreasons may lead to the death of the dinosaurs dust stopped the sunlight large object hit with great force, releasing poisonous chemicalsstudies about the causes of dinosaurs’ death why? find huge holes in the ground in eastern Mexico two views: Twenty years ago, what did scientists discover? About ten years ago, what did scientists find?Expressions: of the accident the cause of failure a difficult problem work on the riddle success lead to the death of the animal the truth discover a new star of deaththe problemRomea new oil fieldgrammar被动句 be v.+ed It is reported that the earthquake damaged 3 counties. Light from the sun was stopped from reaching the earth by the cloud. Ancient animals were poisoned by the chemicals. grammarfill the blanks: It ___ ____ that the fox killed the chick. (think) He ___ _____ from picking the flowers. (stop) The ball ___ _____ ___ Li Lei. (kick) isthoughtwasstoppedwaskickedbyclassroom work Let the students sum two reasons why dinosaurs disappeared 2. Let the students make sentences using “be v.+ed” self-assessmentSearch information about panda
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