Book5_U2_Welcometotheunit&Wordpower(教育精品).ppt

Welcome to the UnitWord power板块：教学设计板块：教学设计课件课件Unit2sandstormSandstormEverything was covered with sands.It looks like something like a bomb exploding not far away.Unit 2 The environmentBrainstormingTalk about some environmental problemssandstormpollutiondroughtfloodtyphoonforest fireearthquakeacid rainozone layerGlobal warmingslash and burn farmingopencast miningclear-cut loggingWhat can we do to protect the environment?Themes of Beijing Olympics Olympic Village Environmentally friendlyWhat is an environmentally friendly hotel in your mind?1)What type of energy does an environmentally friendly hotel use?Natural,safe energy from the sun,solar energy,instead of digging up Earth to find fossil fuels.2)How does an environmentally friendly hotel wash the sheets?Eco-friendly washing power.3)What other features does an environmentally friendly hotel have?Read the introduction of an environmentally friendly hotel Ecoville find out words related to environment protectionecotourists,ecosystem,eco-friendly,ecoville The prefix“eco-”comes from Greek and means“earth”.Can you list some words that include the prefix“eco”?eco-eco-activity ecosystem ecospecies ecosphere ecocide ecodevelo-pment PracticeHelp the management of Ecoville write an advertisement.(P27)Answers(1)environmental (2)ozone layer (3)ecosystem (4)energy(5)fossil fuels (6)eco-friendly (7)harm (8)ecotourists