高二英语必修5第四单元词汇学习.ppt

case n．[C]情况；病例；案例；箱子 If this is the case, I must let him know it. 如果情况是这样的话 The patient is a case of flu. in this/that case 如果这样/那样 in any case 不管怎样，无论如何 in no case 绝不， 放在句首要倒装 in case +状语从句 以免，以防 ※ (引导状语从句时，状语从句用一般现在时) in case of +n./doing 万一失败，我们不会失去信心 In case we fail , we won’t lose heart. 万一他们迟到，我们可以坐在酒吧等待。 In case they are late, we can sit in the bar to wait. 我带了伞以防下雨 In case of rain I have an umbrella. in case 可放在句尾 I guess we’ve already talked about this before but I’ll ask you again just in case. * 本资料来自于资源最齐全的２１世纪教育网 * Learning key words and expressions in unit 4 What kind of newspaper is this? What is he? What does a journalist do? Finding out news and telling people about it in newspaper or on TV/radio. What is she? What does an editor do? Making sure the writing is clear, concise and accurate; checking facts. What is he? What does a photographer do? Taking photographs of important people or events. What is she? What does a designer do? Laying out the articles and photographs. involve [ vt.] 1) 牵涉，涉及，包括 This problem involved us. Taking the job involves living abroad. 2) 使sb参与(卷入)sth He involved himself in trouble. He was involved in trouble. 3) be involved in… 专心于… He was involved in working out a plan. involve sb in sth involved adj. the ~ story （前置定语） 复杂的故事 the people ~（后置定语）所涉及的人 present the leaders ~ the ~ tense 1.delighted .adj. 快乐的；欣喜的 delighted to do something Sandy will be delighted to see you. delighted (that) Im delighted that we have settled the matter. delighted with/by/at She was delighted with her new home. I am delighted by the result. 2.assist .vt. (1).assist sb.with sth.帮助某人某事 (2).assist sb.to do sth.帮助某人做某事 (3).assist (sb.) in (doing) sth.帮助（某人）做某事 帮助；援助 即学即用 (1)好词典会帮你理解英文。 A good dictionary will ____________English.  (2)美国直升机参与了救援。 U.S.helicopters __________the rescue effort.  assist you to assisted in assistance n.帮助；援助 assistant n.助手，助理 sub