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Unit 7 What's the highest mountain in the world?必背知识点 人教版英语八年级下册

日期:2024-05-21 科目:英语 类型:初中学案 查看:20次 大小:25586Byte 来源:二一课件通
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八年级下7单元知识点 形容词副词的原级比较 ①as+adj/adv+as “和……一样”Eg:He runs as fast as his elder brother. “他跑得和他哥哥一样快。” ②not so/as+adj/adv+as“不如……”可以和比较级比较进行互换。Eg: Linda’s oral English is not as good as Catherine’s. “琳达的口语不如凯瑟琳的好。”= Catherine’s oral English is better than Linda’s. ③A+be +倍数+as+adj+as B“A是B的几倍大。”;A+v+倍数+as+adv+as B“A做……是B的几倍。”Eg:This room is twice as big as that one.“这个房间是那个房间的两倍。”Tom runs twice as fast as his sister.“汤姆跑步的速度是他妹妹的两倍。” 形容词副词的比较级比较 ①A+ be +adj的比较级+than+ B. ; A+v.+adv的比较级+than+B “A比B更……” Eg:Tom is taller than me. “汤姆比我高。” Tom runs faster than me. “汤姆跑得比我快” ②A+be+not +adj的比较级+than+B ; A+v.+adv的比较级+than+B “A没有比B更……” Eg:Tom is not taller than me. “汤姆没有比我高。” Tom doesn’t run faster than me. “汤姆没有比我跑得快。” ③A+be+倍数+adj.的比较级+than B. ; A+V.+倍数+adv.的比较级+than+B. “A是B 的……倍。” Eg:Tom is twice taller than me. “汤姆比我高两倍。”“汤姆的身高是我的三倍。” Tom runs three times faster than me. “汤姆跑得比我快三倍。”“汤姆跑步的速度是我的四倍。” !!!可以与原级比较互换:Tom is three times as tall as me.“汤姆的身高是我的两倍。”Tom runs four times as fast as me.“汤姆跑步的速度是我的四倍。” ④比较级+and+比较级;more and more +多音节/部分双音节词 “越来越……” Eg:Tom is taller and taller. “汤姆越来越高。” Tom runs faster and faster. “汤姆跑得越来越快。” The city is more and more beautiful. “城市越来越漂亮。” ⑤the+比较级…,the+比较级… “越……,越……” Eg:The harder you work,the luckier you will be. “越努力越幸运。” ⑥疑问词+be+adj的比较级,A or B “……更……,A还是B ” 疑问词+v+adv的比较级,A or B “……更……,A还是B ” Eg:Which hat is better,the blue one or the black one?“哪一顶帽子更好,蓝色的还是红色的?” Who runs faster,Tom or Tony? “谁跑得更快,汤姆还是托尼?” ⑦A+be+adj的比较级+than any other +【C】单/any of+【C】复数/the other+【C】复数 “A比……的任何一个都……” Eg:Shanghai is more prosperous than any other city in China. = Shanghai is more prosperous than any of cities in China. =Shanghai is more prosperous than the other cities in China. “上海比中国任何一个城市都繁华。” *可以放在比较级前面作修饰语的词:even,much,far,still,a lot,a little,a bit Eg:Tom is much taller than me. “汤姆比我高得多。” ⑧(the) +比较级+of +the two……“两者中更……的”Eg:He is taller of the two boys.“他是两个男孩中较高的一个。”*表示两个都高,在比较级前面加the。 形容词副词的最高级比较 ①A+be+the+adj.的最高级形式+in/of/among… “在……中A是最……的” A+V.+(the)+adv的最高级形式+in/of/among… “在……中A做得最……” Eg:Tom is the tallest in my class. “汤姆是我们班最高的。”(形容词的比较级前面必须有the) Tom runs fastest in my class. “汤姆在我们班跑得最快。”(副词的比较级中可以省略the) ②A+be+one of the +adj的最高级形式+【C】pl(可数名词复数)+in/of/among “A是……中最……的之一。” Eg ... ...

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