Unit 19 lesson 1 Language points 课件 2021-2022学年北师大版高中英语选修七

objective To use the following words and expressions correctly latter update conflict stain assess dawn on/upon sth/sb It dawned on sb that In the 18th and 19th centuries, especially the latter, the most common theme in science fiction novels was the future. 在18和19世纪，特别是后者，科幻小说的最常见的主题是未来。 latter the second of two things 在句中作名词，意为后者 Did he walk or swim? The latter seems unlikely. 他是散步还是游泳？后者看来不太可能。 She offered me more money or a car and I chose the latter. 她提出给我更多的钱或者一辆汽车，我选择了后者。 The problems arose in the latter part of the project. 问题出现在项目的后半部分。 拓展 latter adj. 后者的 (=being the second of two things, people or groups, or the last in a list)” the latter half of the season/the year 下半季度/下半年 2. update vt. 使现代化；更新(= to make sth more modern by adding new parts) The Department of Education intended to update the textbook. 教育部门打算更新课本。 The library will update the files of the book every month. 图书馆将会每月更新书籍档案。 1) Be