Period 4: Grammar学习目标:1. 掌握条件状语从句和让步状语从句的用法的用法2. 了解不同状语从句及其连词的意义区别3. 利用例句归纳出语法规则学习重点:掌握条件状语从句和让步状语从句的用法的用法学习难点:利用例句归纳出语法规则课前预习使用说明与学法指导:1. 利用例句归纳出语法规则2. 15 分钟之内完成预习自测:Look at these sentences from the passage.If you say the word “communication”, most people think of words and sentences. We use “learned” body language when we are introduced to strangers. Now tick the true statements.The sentences from the passage. 我的疑问:__________________________________________________________________________________________________________________________________________课内探究质疑探究:条件状语从句条件状语从句分为真实条件句和虚拟条件句两种。假设的情况有可能发生的条件句叫真实条件句;若假设的情况完全是一种假设或发生的可能性不大的条件句叫非真实条件句。引导条件状语从句的连词有:if,unless,so/as long as(只要),in case(万一……的话),on condition that(假如;在……条件下),suppose/supposing(that)(假设),provided/providing(that)(倘若;在……条件下),for fear (that)(以免,唯恐)等。1.If you have finished your homework,you can go out and play._____________________________________________________________________2.You’ll fail the exam _____________________________(除非你努力学习)。【特别提示】 条件状语从句中通常不用将来时态,要用一般现在时或现在完成时代替一般将来时,一般过去时或过去完成时代替过去将来时。3.只要你不失去信心,你会成功的。_____________________________________________________________________14.___________(万一) anything important happens,please call me up.5.如果我父母也被邀请的话,我会来。_____________________________________________________________________6.我会带着伞,以防下雨。I will take an umbrella _______________________________.让步状语从句在句子中作让步状语的从句叫让步状语从句。让步状语从句可置于句首,句尾或剧中。引导让步状语从句的连词主要有:alth...