Unit 4Why dont you talk to your parents?第一课时Section A (1a2d)浙江地区Why dont you do sth.？意为“你为什么不做某事呢？”是用来向对方提出建议或征求意见的一种常用句型，相当于Why not do sth.？句型。eg：Why dont you ask Li Lei for help？你为什么不找李雷帮忙呢？allow动词，意为“允许”，常用于以下结构中：allow doing sth.允许做某事allow sb.to do sth.允许某人做某事I found my sister looking through my things yesterday.昨天我发现我的姐姐正在看我的东西。find sb./sth.doing sth.意为“发现某人/某物正在做某事”，属于“find宾语宾补”结构。eg：I found him working in the fields.我发现他正在田间劳动。look through浏览【拓展】look after照顾；照看look for寻找look up查找big deal固定搭配，表示“重要的事情或状况”，多用于非正式交流。作否定用法时，常说Its not a big deal.或Its no big deal.表示说话人并不认为某事有什么了不起。重点词组归纳hang out闲逛get into a fight with sb.和某人打架on the phone通过电话have a fight with sb.和某人打架so that以便；结果是work out成功地发展；解决 一、根据句意及汉语提示完成单词。1We dont _(允许) the children to stay up late.2I _(猜想) he is writing a letter in the bedroom.3If I am _(不对的)，I will not mind saying sorry to him.4The children didnt go to bed _(直到) their mother came back.5Dont worry！The _(交易) is fair.allowguesswronguntildeal二、句型转换。6Mary wants to write her friend a letter.(改为同义词)Mary wants to write _ her friend.7Why dont you give him a surprise？(改为同义词)_him a surprise?8He got to the cinema early in order to buy the tickets for the movie.(改为同义词)He got to the cinema early _buy the tickets for the movie.9Whats the matter with your watch？(改为同义词)_ with your watch?10Although it rained hard，he got there on time.(改为同义词)It rained hard, _ he got there on time.a letter toWhy not giveso that he couldWhats wrongbut三、语法填空。Most of us have a favorite color，but how people feel about colors can 11._ on their cultures.The same color sometimes has different 12._ (mean) in different countries.In England，the right color for a bride (新娘) to wear is white.But in China and other 13._ (east) countries，brides often wear 14. _Why？Because the color red is a sign of good luck and 15._ (happy)dependmeaningseasternredhappinessIn England，red is used as a sign of danger.Road 16._ (sign) are often in red.In eastern cultures the color red does not mean you have to be 17._ (carefully)In Egypt，yellow is the color of 18._ (die)In England，green is used in traffic signals 19. _(tell) people that it is safe to go.Green is often seen as a positive and lucky color， but 20._ (wear) green at wedding is unlucky.signscarefuldeathto tellwearing