题目

The Beijing Underground’s Line Ten will soon have 40 “reverse vending machines（有偿自动回收机）”,which will pay people for their empty plastic bottles. “We have placed two such machines at Beijing Capital International Airport and four at the city’s underground stations. They have been well received so far,” said Feng Juan, an engineer from the company which makes the machines. “People are encouraged and paid for turning waste into treasure. More than 30,000 empty bottles have been collected since December,” she said. If something else, such as waste paper, is12、情绪能够强烈地影响我们的生活，因此我们应该 ①学会控制不良情绪                                       ②培养和保持良好的情绪 ③学会控制情绪的产生                                   ④做情绪的主人 A．①②③                B．①③④                 C．①②④                D．②③④