仁爱版英语九年级上册4单元3话题SectionD.ppt

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,*,Unit 4 Amazing Science,Section D,Topic 3 I dont think aliens can be found in space.,新蔡县今是中学 郑帆,Review,Fill in the blanks,.,1.The earth is our home.It must _ (protect)well.,2.When can the work _(finish).,3.Should the computer _(repair)at once.,4.Trees can not _(plant)in winter but in spring.,5.Where should these boxes _(put)?,be protected,be finished,be repaired,be planed,be put,Modal V+be+pp,universe,宇宙,/space,太空,Scientists are always exploring the universe.,stars,恒星,planets,行星,satellites,卫星,the solar system(the sun and its planets),a small part of the universe,our green earth,the third planet from the sun,go around the sun,1b Work alone,A,A,B,C,D,Match the letters in the picture with their names according to 1a.,()1.the solar system,()2.the earth,()3.the universe,()4.the sun,A,B,D,C,We are still wondering if we are alone.,Why has no one from other planets sent a message to us?,Is there life on other planet?,Have they tried to send information to us?,Do you know about spaceships(man-made satellites)?,Why do humans launched spaceships?,To explore other planets.,go beyond the solar system,No life is discovered in space except on earth.,1a,Read and understand,Read the passage quickly and choose the best title.,1.Is there Life out there?,2.Our Planet,3.The Stars at Night,Read 1a again and answer the questions.,1.Have the scientists found life on other planets?,2.How many planets go around the sun?,3.Whats called the solar system?,4.Some spaceships have gone beyond the solar system,have they?,5.Do you think there are lives on other planets in space?,No.,Eight.,The sun and its planets are called the solar system.,Yes.,Retell 1a,the universe,the solar system,the earth,the sun,life,scientists,go around,explore,launch,seven other planets,spaceships,go beyond the solar system,2,Homework,Maybe there are aliens living on another star or planet.Would you like to make friends with them?Please introduce the earth to them.Please write a letter to them.,1.We cant find aliens in space.,2.You must do your homework carefully.,3.We will visit Mars one day.,4.We are exploring the universe all the time.,5.We call them the solar system.,6.Scientist have launched many spaceships.,7.Students should clean the classroom every day.,8.Yesterday,Mr.Li made us do a lot of homework.,Grammar:Change the active voice into the passive voice.,