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课件网) Unit 4 Inventions Grammar 02 Learning objectives By the end of this lesson, I can: 01 Master the usage of the comparative and superlative forms of “good” “bad”and “far” and the usage of “(not)as ...as” Combine the irregular adjective forms and “(not) as ... as” structure to talk about some great inventions. Review in search of new places to live and better sources of food on foot travel further and faster started to ride horses Review used wheels to transport people and thing to places far awary changed the way villages, towns and even countries did business with each other build all types of amazing machines The wheel was invented. Review a few thousand years ago 6,000 years ago Thanks to the wheel, people can travel faster and farther. It has improved people’s lives. 100,000 years ago Review Many inventions make people’s lives better. For example, the invention of the wheel allowed people to travel farther distances. However, there are bad inventions too. A magazine once picked the top ten worst inventions in human history, such as cigarettes and plastic bags. Many people think these inventions make the world a worse place to live in. Grammar According to the passage, cigarettes and plastic bags have made our lives worse. Which invention has made our lives better, according to the passage Which inventions have made our lives worse The writer thinks the wheel has made our lives better. Grammar Wheel Telephone Computer Plastic bag Printing a. Types and draws things with it b. Communicates over long distances c. Makes travelling faster d. Pollutes the soil / white pollution e. Helps spread knowledge c d e b a Grammar S1: What do you think of the wheel / plastic bag / ... S2: I think it is useful / helpful / important / harmful / bad / ... S1: How does it make our lives better / worse S2: Thanks to the invention of ..., we can ..., our lives are becoming better. / The invention of ... made / has made people’s lives worse. ... ... Grammar Summary Adjective Comparative adjectives Superlative adjectives good bad far better best worse worst farther/further farthest/furthest Attention farther和further都是far的比较级，表示“（空间、距离或时间上）更远的；较远的”时，两者可以相互转换。 farther和further的异同 最高级the farthest/furthest的用法和比较级的用法类似。 (2) further可以用于抽象概念的比较，表示“（程度上）更进一步的；更深远的”，farther则没有这个意思。 Look at the school report below. In pairs, ask and answer questions about it. Practice 1. S1: Who _____ in Art, Belinda or Daisy (good) S2: _____ 2. S1: Who _____ in Art (good) S2: _____ got a better mark Daisy got a better mark in Art than Belinda. got the best mark Alice got the best mark in Art. Example: Practice 3. S1: Who _____ in Science, Paul or Martin (good) S2: _____. 4. S1: Who _____ in Science, Eric or Alice (bad) S2: _____. got a better mark Paul got a better mark in Science than Martin got a worse mark Eric got a ... ...
