4．invent vt.发明→inventor n．发明家→invention n．发明

　　5．argue v．争论，议论→argument n．争论；辩论；议论

　　Ⅲ.补全短语

　　根据提示补全下列短语

　　1．become interested in　　　　对......感兴趣

　　2．be proud of 为......自豪

　　3．up to 多达

　　4．in conclusion 总之

　　5．for the first time 第一次

　　6．in good condition 状况良好

　　Ⅳ.选词填空

　　选用上述短语的适当形式填空

　　1．I've talked a lot about walking.In conclusion，I want to say it is a cheap，safe and enjoyable form of exercise.

　　2．People in Chongqing are proud of what they have achieved in the past ten years.

　　3．As the children grew old，they became more and more interested in science.

　　4．All the old paintings were in good condition when they were discovered by the farmer.

　　5．Although we experienced such difficulty for the first time，we managed to overcome it.

背教材原句 记句式结构 仿写促落实 1.However，we do know that in 1092 AD he invented the first real clock.

然而，我们的确知道他于公元1092年发明了第一个真正的时钟。 "do/does/did＋动词原形"表示强调。 他的确喜欢听古典音乐。

He does enjoy listening to classical music. 2.Cars were first used at the end of the nineteenth century，and were no faster than a horse.'

汽车最初被使用是在19世纪末期，其速度并不比马快。 "no＋比较级＋than"相当于该原级形容词或副词的反义词使用as ...as结构的意思。 他的英语同我的英语一样不好。

His English is no better than mine.