Unit 10 Its a nice day, isnt it?Section A(3a4). 选词配图cross, goodbye, bookstore, sandy, elevator, slow答案： 1. sandy 2. goodbye 3. bookstore答案： 4. elevator 5. slow 6. cross. 句型展示1. 两个正在书店里浏览书籍的人。Two people _ _ books in a bookstore. 2. 两个正在等候横穿繁忙的街道的人。Two people waiting _ _ a busy street. 答案：1. looking through 2. to cross3. 它们的价位的确很低，不是吗？Their prices are _ _, arent they? 4. 这条线路很慢，是吗？This line is very _, _ _? 答案：3. really low 4. slow; isnt it 1. look through 浏览Two people looking through books in a bookstore. 两个正在书店里浏览书籍的人。I help my mother look after my sister. 我帮妈妈照看我妹妹。It looks like rain. 好像要下雨了。 What are you looking for? 你在找什么？【探究总结】由look构成的常见动词短语【学以致用】 You may look _ the news quickly. A. after B. at C. like D. through2. cross v. 穿过；横过；越过Two people waiting to cross a busy street. 两个正在等候横穿繁忙的街道的人。Be careful when you walk across the street. 横穿马路时要小心。We can walk through the park to save time. 我们可以从公园穿过以便节约时间。【探究总结】 cross/across/through的用法辨析词汇词汇词词 性词义词义用法cross动动 词词穿过过； 越过过； 横过过作及物动词动词 ，后面直接跟宾语宾语across介 词词穿过过指“从表面穿过过”，常和表示位置移动动的动词动词 (go, walk, run等)连连用through介 词词穿过过；通过过表示从某一范围围内的一端到另一端；常表示动动作是在“空间间内部”进进行，例如穿过过森林、公园、门门、窗等【图解助记】go through the tunnelcross/run across the road【学以致用】Can a plane fly _ the Atlantic Ocean? Sure, but it needs to go _ the clouds for hours. A. across; through B. through; acrossC. across; across D. through; through3. low adj. 低的Their prices are really low, arent they? 它们的价位的确很低，不是吗？Now the prices of houses are still very high. 目前房价依然很高。Iwant to buy a cheaper car. 我想买辆便宜点的汽车。Green food is very expensive. 绿色食品很贵。【探究总结】 low/high/expensive/cheap的用法辨析当表述价格的高低时用high，low；当表述物品的贵贱时用expensive，cheap。(即：价格论“高低”，东西论“贵贱”。)【学以致用】 The things in this store sell well, because their prices are much _. A. cheaper B. more expensiveC. higher D. lower. 单项选择1. Please look _ the article and answer some questions about it. A. for B. at C. through D. up2. When can we _ the street? A. cross B. acrossC. crossing D. through 3. The clothes are at _ prices; lets go and buy some. A. expensive B. cheapC. low D. high4. The old bus is too _ to arrive on time. A. slow B. slowly C. quick D. quickly 5. He likes taking the elevator, doesnt he? _A. Yes, he does. B. Yes, he doesnt. C. No, he does. D. No, he isnt. . 补全对话A: Nice weather, 1. _? B: It sure is. But its a little hot. A: I like hot weather very much. I can go surfing today. B: 2. _A: Im going to Fun Times Beach. B: 3. _, isnt it? A: No, its only 600 meters away. Would you like to go with me? B: 4. _, but I have too much work to do. Have a good time. A: Thank you. Bye. B: 5. _. 答案：1. isnt it 2. Where are you going? 3. It is very far (from here) 4. Id love/like to5. Goodbye