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课件网) Unit 1 Extended Reading Advertising: the power of persuasion Lead-in Have you ever bought a product or service after seeing the advertisement promotion Why or why not What aspects will be talked about in the article What is advertising How does advertising persuade people to buy something What is the effect of advertising ...... Prediction 1 Global reading Find the topic sentence and key words of each paragraph. history reasons/functions definition technique: slogans technique: brand ambassadars product placement development 一个主题句常常是一个段落的开头，其后的句子则是论证性细节。在说明文，科技文献和新闻报道中多采用这种格式。 People have different tastes in food. Some feel that they haven't eaten a meal unless they have had steak or other red meat. Some prefer chicken or fish and eat one or the other at every meal. Others prefer vegetables and fruits or grains and would enjoy a meal of spaghetti, eggplant, and fresh fruit. Others could live on what were called fast--foods: a hamburger or hot dog, French fries and a soft drink. 主题句在段首 作者先摆出事实依据，层层推理论证，最后自然得出结论，即段落的主题。本段的中心思想在结尾句得到体现，它是此段内容的结论。 Some students prefer a strict teacher who tells them exactly what to do. Others prefer to be left to work on their own. Still others like a democratic discussion type of class. No one teaching method can be devised to satisfy all students at the same time. 主题句出现在段尾 当主题句被安排在段中间时, 通常前面只提出问题, 文中的主题由随之陈述的细节或合乎逻辑的引申在文中导出, 而后又作进一步的解释, 支撑或发展. Nothing is as useful as a flashlight on a dark night if a tire goes flat. Few inventions are so helpful to a child who is afraid of the dark. In fact, the modern flashlight brings light to many dark situations. Finding something in the back of a closet is easy with a flashlight in hand . A camper also needs one after the light of the campfire has been out. 主题句在短文中间 1)关注一些表征强转折关系的连词 “but, yet, however, in fact, indeed,”等，这些词后面连接的通常都是一段话的主题句。 2) 关注一些表征总结性，结论性的词： “in brief/short, above/in/after/all in all, in conclusion, in a word”等，这些词后面连接的通常也都是一段话的主题句。 3) 如果主题句含有show, indicate和suggest等词，重点看其后的宾语从句。 主题句在短文中间 “Have you seen the Batman movie There is a scene where he and Alfred are shooting bullets to try and figure out which specific type of bullet they are trying to find,” said Benites-Palomino, lead author of the research. “Our research was conducted in exactly the same way. We have these experiments in the wild where predators are attacking their prey, and then afterwards we try to compare which is the best scene for what we're finding there. What does paragraph 3 mainly talk about A.The scene of animal fights. B. The method of the research. C.The introduction of a movie D. The danger of the experiments. 主题句 ... ...
