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课件网) Unit 4 Amazing Plants and Animals Section A (3a-3c） Grammar Focus be able to understand the uses of superlative adjectives and superlative adverbs know the pronunciations, the spellings, and the meanings of some words and phrases: land, African, rose, peony, lotus, butterfly, ... In this part, you will objectives The sheep is large and heavy. The cow is _____. The horse is the _____. larger and heavier largest and heaviest The penguin is big. The elephant is _____. The blue whale is the _____. bigger biggest The fox runs fast. The tiger runs _____. The cheetah runs the _____. faster fastest Superlative (最高级) Used to compare three or more people,things. Read the sentences and circle the superlative words. 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. adjective 形容词 3a adverbs 副词 副词: fast Write down the adjectives or adverb in each sentence. 形容词:large 形容词:heavy 形容词:big 形容词:useful 形容词:interesting 形容词(adj)和副词(adv)有最高级的形式 Question: Which parts of speech (词性) have superlative forms Rule1: Read the sentences and circle the superlative words. 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. 3a 形容词:large 形容词:heavy 形容词:big 形容词:useful 形容词:interesting 多数单音节，双音节形容词和副词直接在词尾+est Question 2: When do we add “est” and “the most” 副词:fast What do they have in common Rule 2: 在多音节形容词和副词前+the most 提示：观察音节是否是规则变化 What are the ways to form a superlative adjective or adverb smart—smartest fast—fastest high-the highest short—shortest fresh—freshest 一般在词尾加est close-the closest late—latest nice-the nicest big—biggest thin—thinnest fat—fattest hot--hottest funny—funniest friendly- friendlier lazy—laziest early--earliest 以辅音字母加“y”结尾的双音节词,先变“y”为“i”再加est 以字母e结尾的词,加st 重读闭音节词只有一个辅音字母时,双写辅音字母,加est 单音节词和部分双音节词 What are the rules to change the superlatives Grammar Focus 多音节词和部分双音节词 多音节词和部分双音节词,在前加most What are the rules to change the superlatives Grammar Focus comfortable– most comfortable popular—most popular carefully—most carefully quickly- most quickly Clearly- most clearly Quietly-most quietly 1) many much more most 2) good well better best 3) bad badly ill worse worst 4) old older elder oldest eldest 5) far farther further farthest furthest 6) little less least ①两多 ②两好 ③三不好 ④一老 ⑤一远 ⑥一少 Complete the senten ... ...
