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课件网) Unit 5 Amazing nature 第2课时 Grammar Rules 单元语法突破 Learning objectives 2 能够运用祈使句谈论娱乐的好处 1 掌握祈使句的运用规则。 目标 Comparison Tom is tall. John is taller, but Mike is the tallest. Tom John Mike Warm-up Comparison bus train RV comfortable more comfortable most comfortable Warm-up 1. The plateau is quieter than the big cities. 2. But we have the best presents from nature. 3. In my heart, it's better than any other place. 4. I'm proud to say that I'm from one of the most beautiful places in the world. Read the sentences loudly. Common places Lead-in Grammar Focus 形容词、副词的比较级和最高级 一、形容词、副词的比较级和最高级的概念 She sings better than me. In fact, she sings the best in our class. 她比我唱歌好。事实上,在我们班,她唱歌最好。 二、形容词、副词的比较级和最高级的用法 1.变化规则 形容词、副词的比较级和最高级在形式上有规则变化和不规则变化两种。 比较级 “更……”, 用于两者之间的比较,用来说明“前者比后者更……” 最高级 “……是最……的” , 用于三个或三个以上的人或事物进行比较 Grammar Focus (1)规则变化 口诀 变化规则 例词 直 单音节词,通常直接加er/est tall—taller—tallest 去 以不发音的e结尾,去e,加er/est nice—nicer—nicest 双 辅元辅,倒着数,单元素发音,整个音节重读 big—bigger—biggest 改 以“辅音字母+y”结尾,改y为i,加er/est easy—easier—easiest 加 多音节词,前面加more或most important— more important — most important Grammar Focus (2)不规则变化 原级 比较级 最高级 good/well better best many/much more most bad/badly/ill worse worst little less least old older/elder oldest/eldest far farther/further farthest/furthest 2. 形容词、副词的比较级句型: (1) “A +谓语动词/系动词+形容词或副词比较级+than+B.” This boy is younger than I. 这个男孩年纪比我小。 Grammar Focus 【注意】在比较级前有时可加一些修饰语,如 much, a lot, a little, still, even 等以示强调或加强语气。 This box is a little heavier than yours. 这个箱子比你的要稍重一些。 This movie is much more interesting than that one. 这部影片比那部有趣得多。 (2) “A +谓语动词/系动词+the+形容词或副词最高级(范围).” 【注意】在句子前面或后面可以加上表示范围的介词短语或从句。 Of all the students in my class, she writes the most carefully. 在我班里所有的学生中,她写得最仔细。 Practice longer higher highest Practice shorter most famous slow faster high highest Work in pairs Talk about the most beautiful natural place in your opinion. For example The most beautiful place in my opinion is my hometown. It is Liao Cheng named “Water city”. It is famous for a beautiful lake called “Dongchang Lake”. The water is always calm, just like a mirror, bright and clear. Words can’t express my love for it. In my heart, it is more beautiful than any other place. 1. Try to remember the sentences with comparatives and superlatives. 2. Write a short passage about your own hometown. Homework Homework THANKS中小学教育资源及组卷应用平台 教学 课题 第2课时 Grammar rules单元语法突破 课时 教学 目标 1. 能够掌握形容词、副词比较级和最高级的变化规则; 2. ... ...
