(
课件网) Let's go Unit 4 Amazing Plants and Animals Grammar Focus (3a-3c) Exercises 折叠扇_____ 竹海 _____ 之一 _____ 美德的象征_____ 最受欢迎_____ 制作工具_____ 一、填空 folding fan bamboo sea one of a symbol of goodness the most popular make tools Exercises Bamboo is one of the _____ plants in the world. A. useful B. most useful C. more useful The Bamboo Sea is _____ and _____ bamboo forest in China. A. large; beautiful B. larger; more beautiful C. the largest; most beautiful 3. Bamboo is _____ than rose in Chinese paintings. A. popular B. more popular C. the most popular 二、选择题 B C B 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 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. 也许 Grammar Focus 构成的规则变化 构成的不规则变化 _____ _____ +est the most+ Find the rules short - shortest small - smallest 1) 单音节词和少数双音节词一般在词尾后加-est thin - thinnest big - biggest 2) 重读闭音节词末尾先双写这个辅音字母，再加-est nice - nicest large - largest 3) 以字母 e 结尾的词只加 –st happy - happiest heavy - heaviest 4) 辅音加y改y为i再加-est 5) 多音节词和部分双音节词在词前加the most delicious–———the most delicious beautiful–———the most beautiful interesting–———the most interesting important–———the most important good/well—best 最好 bad/badly—worst 最坏 many/much—most 最多 little—least 最少 far—farthest/furthest 最远 6) 不规则变形 形容词最高级的用法 （1） 表示三者或三者以上(人或事物)的比较，其中有一个在某一方面超过其他几个，后面可用带有of、in、among的短语等来说明比较的范围。形容词最高级的前面一般要加定冠词the，副词最高级前的the可以省去 e.g. Of all students, Tom is the tallest one. The cheetah runs (the) fastest among all land animals. （2）用于“one of the +最高级+复数名词”，表示“最……之一”。该结构作主语时，谓语动词用单数。 e.g. She is one of the most hard-working students in our class. The Great Wall is one of the most popular places all around the world. 3）用于“the+序数词+最高级+单数名词”，表示“第几最……” e.g. The Yellow River is the second longest river in China. 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 _____ (beautiful), the rose, the peony, or the lotus flower 在～之中（三者及以上） the cutest the most beautiful 3. Look at that butterfly! It has_____(colourful) wings. 4.Which animal jumps _____(high), the lion, the monkey, or the tree frog the most colourful 翅膀 the highest 5. The elephant birds were_____(large) and _____ (heavy) birds ever on earth. Some could stand up to three metres tall and w ... ...
