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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 答案答案: 1. wilder; wildest2. thicker; thickest3. huger; hugest4. wider; widest5. more dangerous; most dangerous. 句型展示句型展示1. 停止向海洋倒垃圾。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。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. 答案答案: 1. putting; into2. sold to; like3. 因为人们为了得到肉、脂肪和食用油而捕杀鲸鱼因为人们为了得到肉、脂肪和食用油而捕杀鲸鱼, 一些种一些种类的鲸鱼正处在危险中。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。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。老虎比人强壮得多。A tiger is _ _ than a man. 答案答案: 3. in danger; for 4. protect; from5. much strongerWe should protect whales from water pollution. 我们应该保护鲸鱼免受水污染。我们应该保护鲸鱼免受水污染。【自主领悟自主领悟】protect是及物动词是及物动词, 意为意为“保护保护, 保卫保卫”; protection是名词是名词, 意为意为“保护保护”, 常用短语为常用短语为protect. . . from. . . 意为意为“保护保护免受免受的侵害或侵犯的侵害或侵犯”。例如。例如: Everyone should protect the environment from pollution. 每个每个人都应该保护环境免受污染。人都应该保护环境免受污染。【温馨提示温馨提示】(1)prevent/stop/keep. . . from doing. . . “阻阻止止做做; 阻止阻止的发生的发生”。(2)prevent/stop sb. from doing sth. 用法相同用法相同, 在主动语态中在主动语态中介词介词from可以省略可以省略, 被动语态中不能省略。被动语态中不能省略。keep sb. from doing sth. 中的中的from无论在主动语态中还是在被动语态中都无论在主动语态中还是在被动语态中都不能省略。不能省略。【活学活用活学活用】 他抬起胳膊他抬起胳膊, 保护他的孩子免受伤害。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。我们应该多植树以阻止沙尘暴的发生。We should plant more trees to _ the sandstorm _. 答案答案: : protect; fromprevent/stop; (from) happeningSome 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, 一些种类的一些种类的鲸鱼正处在危险中。鲸鱼正处在危险中。【自主领悟自主领悟】be in danger是介词短语是介词短语, 意为意为“处在危险中处在危险中”; 其反义短语为其反义短语为: be out of danger意为意为“脱离危险脱离危险”, 在此在此, danger是是不可数名词不可数名词, 意为意为“危险危险”, 其形容词形式为其形容词形式为dangerous。【活学活用活学活用】 Some wild animals are (处在危险处在危险中中)because of the flood. Its(danger) to play on the street. 答案答案: in dangerdangerous用所给词的适当形式填空。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). 答案答案: 1. more crowded2. times3. growing4. writing5. protection选词填空。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. 答案答案: 1. huge2. teeth3. sea4. jump5. danger6. for 7. like8. protect9. rules10. stop
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