(
课件网) U5 Languages Around the World 重点词汇讲解 1.despite 即使；尽管 prep. +名词（短语） (3)※区别于though/ although conj.+句子 ※ despite sth= in spite of sth Despite the terrible weather, we continued to work in the field. Though the weather was terrible , we continued to work in the field. (2) ※ despite the fact that… Despite the fact that the problem is difficult, he spared no effort to solve it. Exes She was good at physics, _____(尽管） she found it boring . though /despite the fact that 2. ups and downs,浮沉；兴衰；荣辱 ups and downs of life e.g. ① We should learn how to deal with ups and downs of life wisely. ②It is a fact that life is full of ups and downs. ③Despite the many ups and downs in his career, he still keeps a positive attitude towards life. 3.base vt. 以…为据点；以…为基础；n. 底部；根据 Exes:① My decision _____on reason. ②Scientists have built an early warning system _____ on mathematical models. ③ _____ an important decision more on emotion than on reason you will regret it sooner or later. was based at the base of （the building） 在…的根部、底部 ※ base sth. on/ upon sth.; be based on/ upon sth. 以… 以……为基础；以……为根据 以……为基础；以……为根据 based Basing 4. ※ date back to+年代等= date from+年代等 (1)常用于一般现在时；没有进行时态和被动语态， The Legend dates back to 300 years ago. ※ （2）常用现在分词形式作定语或状语。 We visited the castle dating back to the 12 century. 体会date短语的用法和意义 ①My interest in stamp collecting dates back to my schooldays. 我从学生时代就开始爱好集邮。 ②According to the expert，the temple has a history dating from the early Tang Dynasty. 据专家说这座寺庙的历史可追溯到初唐时期。 [知识小结] date back to和date from一般不用于进行时态， 在句中作定语时，常用_____形式。 现在分词 短语拓展 out of date 过时，陈旧 up to date 最新的，最近的 to date 到目前为止 ③Your ID card is out of date；change it for a new one，please. 你的身份证过期了，请换新的。 [即学即练] (1)单句语法填空 ①It is said that the history of the town _____(date) back to 1，400 years ago. ②In this remote village stands an ancient temple dating _____ hundreds of years ago. (2)补全句子 ③All the photographs in this book _____ the 1950s.本书中所有照片均始于20世纪50年代。 ④The material is so _____ that it hasn’t been widely used _____. 这一材料是最新的，到现在为止还没有得到广泛应用。 dates from date back to/from up to date to date 5.variety n.（植物、语言的）变体；异体；多样化 （1） ※ adj. various各种各样的 various activities ※ n. variety多样化 a variety of activities vi. vary改变；变化； 其后介词搭配看具体句意。 (from…to…//between…and …//in …；) [知识小结] ①a variety of＝varieties of 各种各样的；不同种类的 ②_____ 在……到……之间变化 [即学即练] 单句语法填空 ①The author gave _____(vary) reasons for having written the book. ②We have _____(variety) of flowers in our garden. ③Teaching methods vary greatly _____ school to school. [思考] 表 ... ...
