Unit4 限制性与非限制性定语从句的区别课件-2022-2023学年高中英语人教版（2019）必修第一册

Zhong Nanshan ------The Differences between Restrictive Attributive Clauses and Non-restrictive Attributive Clauses Teaching aims： 2 1.辨别限制性定从与非限性定从 2.能恰当地使用限制性定从与非限性定从 3. 在语法学习中培养学生爱国热情 Zhong Nanshan During the fight against COVID-19, there appeared so many national heroes, who are selfless and devoted to helping others. As we all know, Zhong Nanshan is a good example, who fight in the frontline against the virus. Zhong Nanshan, whom we show our respect to, is one of the premier medical scientists in the 21st century. 3 SARS, which was a frightening and deadly virus, broke out in China and across the globe in 2003, when I was in college. Many years later, COVID-19, against which our whole nation have fought for two years, broke out first in Wuhan. Zhong Nanshan 4 During these two epidemics, Zhong Nanshan, from whom we can learn a lot, not only led but also took an active part in the battle against the virus. Zhong devotes himself to his career, for which the epidemics were finally brought under control. Zhong Nanshan 5 1. Zhong Nanshan, whom we show our respect to, is one of the premier medical scientists in the 21st century. Compare the two sentences 终南山，我们非常尊敬，是21世纪杰出的医疗专家之一。 （意含：只有一个终南山） 2. Zhong Nanshan whom we show our respect to, is one of the premier medical scientists in the 21st century. 我们非常尊敬的那个终南山，是21世纪杰出的医疗专家之一。 （意含：还有其他的终南山） 6 The restrictive and non-restrictive attributive clause 限制性定语从句 非限制性定语从句 意义 是主句不可或缺的一部分, 若省去, 主句意义不完整, 甚至没有意义 起补充说明作用, 若省去, 主句意义仍完整 结构要求 不用逗号分开 用逗号分开 关系词 可用that代替人或物，作宾语时可省略 不可用that引导，作宾语时不可省略 7 1. There appeared so many national heroes, who are selfless and devoted to helping others. The Relatives used in the non-restrictive attributive clauses 非限制性定语从句通常不能用that引导，指人用who, 指物用which。 eg: I like the book, which was bought yesterday. 2. As we all know, Zhong Nanshan is a good example. 非限制性定语从句置于句首时，不能用which引导。关系代词as引导非限制性定语从句位置比较灵活，可以放主