高中英语 Module 3 Body language and Nonverbal Communication Section Ⅲ Grammar——条件状语从句和让步状语从句教案（含解析）外研版必修4-外研版高一必修4英语教案

Section Ⅲ Grammar——条件状语从句和让步状语从句语 境 自 主 领 悟 先观察原句①If you say the word “communication”， most people think of words and sentences.②In case there is a fire，what will you do first？③You won't arrive there on time unless you take a plane.④Even if you were busy，you should take care of your family.⑤Clever as he is，he doesn't make great efforts in his lesson.⑥However much I tried，I couldn't work the question out.⑦He keeps taking physical training in winter no matter how cold it is.⑧Although/Though she works very hard，yet (still) she makes very slow progress.后自主感悟1.①②③ 句中，黑体部分引导条件状语从句；④⑤⑥⑦⑧句中，黑体部分引导让步状语从句。2.由③句可知，在条件状语从句中，主句用将来时，从句用一般现在时代替一般将来时。3.⑧ 句中 although/though 引导让步状语从句不与 but 连用，但可以与 yet 或 still 连用。4.由⑤句可知，as 引导让步状语从句且置于句首时，从句用倒装语序。5.⑥⑦ 句中，however 和 no matter how 都引导让步状语从句，两者可以换用。一、条件状语从句1．条件状语从句的引导词引导条件状语从句的词/短语有：if (假设，如果)，unless (除非)，so/as long as (只要)，suppose/supposing (that)(倘若，假设); only if (只有……才)，provided/providing (that)(如果)，on condition that (条件是)，in case (如果，万一)，when (如果；既然，考虑到)。If Tom passes the examination，his father is going to buy him a bicycle.如果汤姆考试及格，他父亲将会给他买一辆自行车。You may watch TV as long as you finish your homework.只要你做完作业，你就可以看电视。Suppose/Supposing the plane does not arrive on time，what shall I do?假定飞机不能准时到，我该怎么办？How can they learn anything when they spend all their spare time watching television？既然他们把所有空闲的时间都用来看电视了，还能学到什么东西呢？Only if you take an active part in physical activity will you be able to keep fit...