题目

下列事例中，属于学习行为的是（） A . 被蜜蜂蜇过的猴子，不再取食蜂蜜 B . 鼠妇受到光的刺激就向暗处爬去 C . 蚕只吃桑叶而不吃其他植物的叶子 D . 失去雏鸡的母鸡照看小猫 答案：AIn most parts of the world, many students help their schools make less pollution．They join environment clubs．In an environment club, people work together to make our environment clean．Here are some things students often do．No-garbage lunches．How many lunch bags do you throw away after lunch? Environment clubs ask students to bring their lunches in bags that can be used again．Every week they will choose the classes that make the least garbage and report them to the whole school．No-car day．On a no-car day, nobody comes to school in a car including the students and the teachers．Cars give pollution to us, so remember:Walk, jump, bike, or run!Use your legs! It's lots of fun!Turn off the water! Do you know that some toilets can waste twenty to forty cubic meters of water an hour? In a year, that would fill in a small river. In the environment clubs, students mend those broken toilets．We love our environment．Let's work together to make it better．1.Environment clubs ask students ________.A. to run to school every dayB. to take exercise every dayC. not to have lunch at schoolD. To bring their lunches in bags that can be used again2.From the passage we know the students usually have lunch ________．A. at school B. in shops C. in clubs D. at home3.On a no-car day,________ will take a car to school．A. both students and teachers B. only studentsC. neither students nor teachers D. only teachers4.After students mend toilets they save ________．A. a small river B. a club C. a lot of water D. a toilet5.The writer wrote the passage to ask students to ________．A. clean schools B. make less pollutionC. join clubs D. help teachers