Unit 1 I want a hot dog, please. 一、给图片选择合适的单词。 A. cent B. cola C. hamburger D. cashier E. dollar [来源:Zxxk.Com]1. 2. 3. ( ) ( ) ( )4. 5. ( ) ( )二、根据首字母提示完成单词。1. —Can I help you?—I want a h________ dog,please. 2. Amy wants a h________. 3. Let Lucy t_...