【金榜学案】八年级英语下册 Unit 7 What’s the highest mountain in the world Section B (3a-Self Check)课件 .ppt

Unit 7Whats the highest mountain in the world?Section B(3a-Self Check),.写出下列形容词的比较级和最高级1.wild 2.thick 3.huge 4.wide 5.dangerous 答案:1.wilder;wildest2.thicker;thickest3.huger;hugest4.wider;widest5.more dangerous;most dangerous,.句型展示1.停止向海洋倒垃圾。Stop _rubbish _the sea.2.鲸鱼的一些身体部位被出售用来制作蜡烛和肥皂等东西。Whales parts_ _make things_candles and soap.答案:1.putting;into2.sold to;like,3.因为人们为了得到肉、脂肪和食用油而捕杀鲸鱼,一些种类的鲸鱼正处在危险中。Some kinds of whales are_ _because humans catch whales _ meat,fat and oil.4.我们应该保护鲸鱼免受水污染。We should _ whales _ water pollution.5.老虎比人强壮得多。A tiger is _ _ than a man.答案:3.in danger;for 4.protect;from5.much stronger,We should protect whales from water pollution.我们应该保护鲸鱼免受水污染。【自主领悟】protect是及物动词,意为“保护,保卫”;protection是名词,意为“保护”,常用短语为protect.from.意为“保护免受的侵害或侵犯”。例如:Everyone should protect the environment from pollution.每个人都应该保护环境免受污染。,【温馨提示】(1)prevent/stop/keep.from doing.“阻止做;阻止的发生”。(2)prevent/stop sb.from doing sth.用法相同,在主动语态中介词from可以省略,被动语态中不能省略。keep sb.from doing sth.中的from无论在主动语态中还是在被动语态中都不能省略。,【活学活用】他抬起胳膊,保护他的孩子免受伤害。He raised his arm to _his child _ hurt.我们应该多植树以阻止沙尘暴的发生。We should plant more trees to _ the sandstorm _.答案:protect;fromprevent/stop;(from)happening,Some kinds of whales are in danger because humans catch whales for meat,fat and oil.因为人们为了得到肉、脂肪和食用油而捕杀鲸鱼,一些种类的鲸鱼正处在危险中。【自主领悟】be in danger是介词短语,意为“处在危险中”;其反义短语为:be out of danger意为“脱离危险”,在此,danger是不可数名词,意为“危险”,其形容词形式为dangerous。,【活学活用】Some wild animals are(处在危险中)because of the flood.Its(danger)to play on the street.答案:in dangerdangerous,用所给词的适当形式填空。1.China is a lot(crowded)than Canada.2.An adult elephant weighs many(time)more than a baby elephant.3.According to a survey,the noise will prevent the baby rabbits from(grow)normally.4.The old man stopped(write)music last year.5.The police give us so much(protect).答案:1.more crowded2.times3.growing4.writing5.protection,选词填空。stop,sea,jump,teeth,for,protect,rules,danger,huge,likeWhales are1animals.Some of them have2.They live in the3.They eat small fish and other sea life.They can4high out of the water and they can sing songs.They are so cute.However,some kinds of them are in5because humans catch whales6meat,fat and oil.Whale parts sold to make things7candles and soap.Besides,people put rubbish into the sea.We should8whales from water pollution.I think people should make9on whale protection and10putting rubbish into the sea.答案:1.huge2.teeth3.sea4.jump5.danger6.for 7.like8.protect9.rules10.stop,