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1、1 UnitUnit 5 5 NelsonNelson Mandela-aMandela-a ModernModern HeroHero 教学目标: 形容词的比较级的相关用法，及补充说明。 重难点突破: 倍数的表达方法： 倍数可用 half（一半） ，double（两倍） ，twice（若干倍）等词表示，具体用法如下所示： 倍数 + as + 形容词 + as eg.My handwriting is not half as good as yours. 倍数 + 形容词的比较级 + than eg.This road is twice longer deeper than that one.
2、 倍数 + the size ( length, width, heigth, depth ) of eg.Our school is three times the size of yours. 特别提示： 请注意以下两个例句中倍数的翻译方法： This room is three times as large as that one. 这个房间有那个房间三个大。 This room is three times larger than that one. 这个房间比那个房间大两倍。 强化训练： It is reported that the United States uses _ ene
3、rgy as the whole of Europe. A. as twice B. twice much C. twice much as D. twice as much The houserent is expensive, Ive got about half the space I had at home and Im paying _ here. A. as three times much B. as much three times C. much as three times D. three times as much “比较级 + and + 比较级”结构（ 两个同义形容
4、词的比较级 ） ，表示 “越来越”的意思。 eg.Winter is coming.Its getting colder and colder. 冬天来了，天气越来越冷。 The girl become more and more beautiful. 这个姑娘长得越来越漂亮。 “the + 比较级 + the + 比较级”结构，表示“越，就越”的意思。 eg.The busier my mum gets, the happier she is. 我妈妈越忙就越高兴。 在形容词比较级前可以用： a little, a bit, a lot, rather, no, any, (very) mu
5、ch, far, even, still, yet 等副词来修 饰。 强化训练： 选出正确表达方式： This metal is very much / a bit heavier than steel. Lead is a lot / lot heavier than steel. 2 This chemistry experiment is rather / any complicated. It is a little / lots longer than before. 利用所给词将句子补充完整： warm, healthy / long, more / more, more / le
6、ss, big The _ people are, the _ they will live. The _ we recycle, the _ we waste. The planet is getting _ . According to scientists, the universe is getting _ . The _ people in the world, the _ resources we use. 单项选择： Youre standing too near the camera. Can you move _ ? A. a bit far B. a little fath
7、er C. a bit of father D. a little far Our neighbour has _ ours. A. as a big house as B. as big a house as C. the same big house as D. a house the same big as Mary Kept weghing herself to see how much _ she was getting. A. heavier B. heavy C. the heavier D. the heaviest Boris has brains. In fact, I doubt whether anyone in the class has _ IQ. A. a high B. a higher C. the higher D. the highest
