Unit19 Lesson3 学习目标By the end of the class, the students will be able to:l use the reading strategies to choose a heading for each paragraph.l talk about some forms of body language and their meanings学习过程课前准备Words to understand30 tight 44 unrest 45 dignity 45 merely 55 outline 59 ambiguous69 opposite 72 approval不安尊严紧绷的只；仅仅模棱两可的勾出轮廓赞成；赞许相反的Guessing new words20 explicit 28 unconscious30 rigid 33 resemble 38 transparent49 purchase53 negotiate66 offenceunawareobvious not flexible buybargain be similar to see-throughbad behavior课堂活动（一） 预习交流Check the answers.（二） 合作探究Read the following sentences and find out what Strategy is used to develop the article.(1). An America and a German might both give an OK sign by making a circle with his fingers. Unlike in America where this sign means everything is fine, in Germany, this gesture can cause offence. (2). People often use body language on purpose. However, body language can be unconscious as well.(3). A person who is feeling uncomfortable or nervous will often hold their body in a very rigid manner. They might also cross their arms and move in a abrupt way. Contrast It explains how persons/things are _Comparison It explains how persons/things are _.（三） 分层提高Comparison & contrastunlike, similar, also, although, however, as well, while, differ from, both, on the other hand, but, same, just like, tooComparisonContrast（四） 总结归纳（五） 巩固反馈Finish the exercise on P 11-52