(
课件网) Section A Grammar Amazing Plants and Animals Unit 4 Learning aims 能掌握最高级的构成和用法 能正确运用最高级 Lead in Let’s enjoy videos. Activity 1 Learn to use the superlatives 3a Read the sentences and notice the words in bold. What are the ways to form a superlative adjective or adverb The blue whale is the largest and the heaviest animal in the world. The biggest land animal in the world is the African elephant. The cheetah runs the fastest among all land animals. I think the most useful plant in the world is bamboo. It is perhaps the most interesting plant in the world. Observe the words and find the rules. large — largest heavy — heaviest big — biggest fast — fastest useful — the most useful interesting — the most interesting 形容词、副词的最高级用于三个或三个以上的人或事物之间的比较，常用of/in短语来说明比较的范围。 形容词最高级前要加定冠词the， 副词最高级前的the可省略。 定义 特点 形容词、副词的最高级 It is the most popular cinema in the city. He is the tallest of the three. He runs (the) fastest. (1) 规则变化 构成方法 原级 比较级 单音节词和部分双音节词 一般情况下，最高级词尾加-est tall; short; fast tallest; shortest；fastest 以字母e结尾的词，最高级词尾加-st large; late largest；latest 重读闭音节词尾只有一个辅音字母时，先双写该辅音字母，然后最高级词尾加-est big; fat; thin biggest；fattest；thinnest 以“辅音字母+ y”结尾的双音节词，先把y改为i，然后最高级词尾加-est easy; heavy; early easiest；heaviest；earliest 形容词和副词的最高级的构成 多音节词和部分双音节词 词前加most构成最高级 beautiful; popular most beautiful；most popular (2) 不规则变化 原级 比较级 good(形容词) / well(副词) best bad(形容词) / badly(副词) worst many(形容词) / much(副词) most little(形容词/副词 ) least far(形容词/副词 ) farthest (具体距离的远近) furthest (抽象意义的深远) 最高级的常用句型（一） ◆ “主语+ be+ the+形容词最高级+in/of 短语”意为 “……是……中最……的”。 ◆ “主语+实义动词（+the）+副词最高级+in/of 短语”意为 “……是……中最……的”。 ◆ “主语+be+ one of the+形容词最高级+可数名词复数+in/of 短语”意为“……是……中最……的……之一”。 My mother is the busiest one in my family. The Yangtze River is the longest river in China. Tom works (the) hardest in Class 3. Tianjin is one of the biggest cities in China. 最高级的常用句型（二） ◆ “疑问词+ be+ the+形容词最高级，甲、乙or丙？”用于三个或三个以上的人或事物之间的比较。 ◆ “疑问词+助动词+主语+动词原形（+the)+副词最高级，甲、乙or丙？” ◆ “主语+be + the+序数词+形容词最高级+可数名词单数+in/of短语”意为“……在…… 中是第几……的……”。 Who is the tallest, Tom, Kate or Bill Which city do you like best, Beijing, Shanghai or Guangzhou The Yellow River is the second longest river in China. Activity 2 Use the superlatives correctly 3b Complete the sentences with the superlative forms of the words in brackets. 1. Among all animals, I love pandas the best. I think they are _____ (cute) animals in the world. 2. Which do you think is _____ (beautifu ... ...
