译林版八年级上册英语精品教学课件 unit 4 Do it yourself Study skills.pptVIP

八年级上册英语（NJ） 教学课件Unit 4 Do it yourself第6课时 Study skills The boys like playing basketball.They are active in doing sports.But they are _________ in study. not activeinactive happyunhappynot happy I will finish my homework as much as possible, but it’s ____________ for me to finish all of it.impossible not possible Millie’s mom is on business (出差). Her bedroom is ________. Can you help her make the room tidy?untidy not tidy untidypossible impossiblehappy unhappyactive inactiveOpposites (反义词)tidy We can add _____________________ before an adjective to express the opposite (相反的) meaning.“un-”, “im-”, “in-” For most of the adjectives, we add “un-” to make it opposite.friendly ?happy ?comfortable ?certain ?tidy ?able ?fair ?lucky ?usual ?unfriendlyunhappyuncomfortableuncertainuntidyunableunfairunluckyunusualRules If the adjective begins with “p”, we usually add “im-” before it. polite ?possible ?patient ?possible ?impoliteimpossibleimpatient impossibleRulesBut: pleasant ? unpleasant expensive ?correct ?active ?direct ?inexpensiveincorrectinactiveindirectRules But some adjectives are special. You should add “in-” before them to make the opposite meaning. 1.____friendly 2.____happy 3.____correct 4.____polite5.____comfortable 6.____expensive ____healthy 8.____possible9.____tidy 10.____certain11.____patient 12.____able13. 7.Check your memory!unununununununimimiminin___regular 14.___honestirdisWe can add before an adjective to express the opposite meaning.“ir-” or “dis-” 1. Annie: Do you spend a lot of time doing outdoor sports? Simon: Sure. It’s usual for me to stay at home all day.2. Sandy: Our neighbour next door is putting some