题目

要塞中学拟组织初一年级学生春游，原计划租用45座客车若干辆，但有15人没有座位；如果改租60座客车，则可少租一辆车，且座位恰好坐满. （1）求出初一年级的学生数？原计划租用45座客车多少辆？ （2）若45座客车租金220元/辆，60座客车租金300元/辆，怎样租用这两种车辆最省线？ 答案：（1）解：设初一年级学生共有人，则     （1分）     解得      （2分） 则原计划租用45座客车辆。（3分） （2）方案1：若租用45座客车需6辆：220×6=1320（元） 方案2：若租用60座客车需4辆：300×4=1200（元） 方案3：若租用4辆45座客车和1辆60座客车需：4×220+1×300=1180（元） 所以选用方案3最省钱。任务型阅读请根据Nancy, Jerry, Charlie, Lucy 和Bob的不同特点，为他们选择适合他们的餐馆。(     )1. Nancy, a seventy-year-old granny, lives near the center of the city. She often gets up early and she wants to havedinner near her house. She likes fresh salads very much.(     )2. Jerry, a school boy who likes having dinner with his friends. He likes chatting with his friends while he is havingdinner. And they want to have dinner with little money.(     )3. Charlie, an Australian art teacher. He likes drinking a cup of coffee after meals. And he often chats on MSN withhis daughter when he drinks coffee.(     )4. Lucy is a college student who majors in Chinese Culture. She is interested in Chinese music and Chinese tea.(     )5. Bob, a businessman from England, likes fish and chips very much.        A. The Steak House: It has thick steaks(牛排), fresh salads and the best fresh fries. You need to get there before 8a.m. to get a table because it gets crowded after that. It's closer to the center of the city.        B. The Fish House: It 's really great for people who like fish. It's easier to get a table.       C. Hamburger Heaven: It's popular with teenagers. It's cheap. There are many big tables for 8-10 persons. You canenjoy the pop music and chat with your friends.       D. Hot Coffee: You can listen to the latest hits, get the best coffee in town and eat the most delicious ice-cream. Andyou can surf the internet in it.       E. Tea House: You can drink a cup of green tea. You can also enjoy a Chinese traditional tea show. You can readsome books about Chinese culture in the house and listen to Liangzhu.