Unit 1 Grammar and usage 课件-2023-2024学年高中英语牛津译林版（2020）必修第一册

U1 Grammar Phrases and key words 汇报人姓名 You should set goals based on your abilities and skills. ●(phrasal verb) base A on/upon B ●A is based on/upon B to use something as the thing from which something else is developed ●把A建立在B的基础上 ●A以B为基础 We base our relationship on mutual respect. 01 Our relationship 02 a relationship based on mutual respect an economy based on farming 02 1 2 ●年● separate something into smaller break down big goals into small ones parts so that it is easier to do or understand 3 4 ●+● He showed us the whole dance,then 分成几个小部分 broke it down so that we could learn it more easily. if a car or machine breaks down,it stops working 停止运转,出故障 The car broke down just halfway. fail or stop working in a successful way 失败;崩溃 Peace talks broke down after two days. 01 02 if you break down a door, 猛击某物使之毁坏 you hit it so hard that it breaks and falls to the ground 03 Police had to break down the door to get into the flat. :01: if a substance breaks down or 02:分解(化学变化) 《 something breaks it down,it 《 changes as a result of a chemical process :03: Food is broken down in the 《g stomach. lose control of one's feelings 2四 感情失控 国 She broke down in tears when she heard the news.