大学英语精读第三版第二单元单词.ppt

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1、words and expressionsUnit 2set off 1)being a journey;startI will set off early to avoid the traffic.2)cause(sth.)to explodeIts the custom for Chinese people to set off fireworks during the Spring Festival.Collocation:set off for holidays 出发去度假set off for a place(eg.Shanghai)动身去某地in spite ofin spite

2、of:regardless of Jack went to school in spite of the heavy snow.In spite of 和 despite两者意义相同，后面均跟名词，可以互换。但是，despite 本身是介词，不能与of 连用。We had a wonderful holiday in spite of/despite the weather.turn over1）（cause to)fall over;upset2)think overcollocactions:turn aside (使）闪开；拒绝同情或支持turn down 拒绝；关小；调低turn in

3、 转身进入；上缴turn on 开turn off 关turn to 求助于cant help doing sthcan not avoid doing sth.cant help doing sth.和 cannot help but do sth.是两个比较容易混淆的词组。cant help doing sth.意味“禁不住”、“情不自禁”，而cannot help but do sth.则有“不得不做.之意。例如：She could not help crying when she heared the bad news.I cannot help but be sorry.contactcome into contact with 接触到make/establish contact with 与.取得联系be out of/break off/lose contact with与.失去联系be/get/stay in contact with 与.保持联系accomplishaccomplish a mission 完成一次使命accomplish a task 完成一项任务accomplish ones goal/purpose 实现目标accomplish ones plan 实现计划accomplish ones promise 实现诺言