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课件网) Word power Unit 7 The natural world Learning aims 能掌握加后缀-ly的构词规则 能正确使用含后缀-ly的词 Lead in Forests give homes to many plants and animals. Trees grow tall and strongly. Roots spread widely underground, holding soil firmly. Small plants like flowers grow peacefully under the trees. Many lovely animals live happily in forests. Birds sing loudly and fly freely to find food. However, cutting too many trees harms the ecosystem seriously. We must protect forests carefully. How are the words in bold formed We add the suffix -ly to some adjectives to form adverbs or adjectives. We can also add the suffix -ly to some nouns to form adjectives. Activity 1 Know how to use words ended with -ly The suffix -ly We can add the suffix -ly to some adjectives to form adverbs or adjectives. We can also add the suffix -ly to some nouns to form adjectives. Adjective Adverb real really bad badly careful carefully slow slowly near nearly easy easily Noun Adjective friend friendly love lovely year yearly month monthly week weekly day daily Adjective Adjective kind kindly like likely live lively dead deadly The following adjectives are also adverbs: daily weekly monthly yearly kindly deadly Tip 大部分形容词 辅音+y 结尾的形容词 以le结尾的形容词 不规则变化 + ly quiet quietly -y + ily easy easily -e + y gentle gently good fast well fast Work out the rule! true truly full fully Special cases 形容词加-ly变副词的规则 1. 一般情况下直接加“ly”，例如:quick—quickly。 2. 以“y”结尾的，先将“y”改成“i”,再加“ly”。例如: happy—happily。 3. 少数以e结尾的形容词,要去掉e再加-ly。例如：true—truly等。但绝大多数以e结尾的形容词仍然直接加-ly。例如：polite—politely，wide—widely等。 有些形容词本身即为副词，同时也有加ly的副词形式。但加不加ly意思不一样，使用时需注意。 1.wide(形容词，宽阔的，睁大的)———wide(副词，睁大地)/widely(副词，广泛地) 2.high(形容词,高的)———high(副词，高地)/highly(副词,高度) 3.特别容易犯错的副词：hard（副词）_____. hardly意思为“几乎不”，与hard无任何关系 hard “daily” and “friendly” both have the suffix “-ly”. They are . We can also add “-ly” to some nouns to form adjectives. 在名词后面加后缀ly也可以变成形容词！ adjectives 并不是所有以ly结尾的都是副词！ 注意: daily, weekly, monthly, yearly, kindly, deadly也可作副词。 名词加-ly变形容词的规则： ①一些名词＋ly，可变为形容词，例如: week→weekly； ②以y结尾的名词，变y为ily可成为形容词，例如: day→daily。 a fast train run fast the early bus get up early The train is late. get up late hard work work hard (adj.) (adv.) (adj.) (adv.) (adv.) (adj.) (adv.) (adj.) 形容词和副词同形 fast——— early——— late——— hard——— fast early late hard Activity 2 Use words with suffix –ly with correctly Millie is writing about coral plete her text with the correct forms of the words in brackets. You might hear about the Great Barrier Reef in Australia, the largest coral reef system on earth. You can even see it from space! When you look at a c ... ...
