th the experiment. РA. SinceРB. ForРC. AsРD. With Р正确答案:DР Р Р17秋18春《大学英语(三)》在线作业1Р阅读理解完型填空Р三、完型填空(共 1 道试题,共 15 分。)Р1. World Heart Day was first observed in 1999. Organizers proposed the event as a way to help reduce the __1__ of heart disease. The world Heart Federation says heart disease __2__ 17 million people each year. The group urges people to be __3__ and have a good, __4__ diet. It also warns against activities __5__ to increase a person’s risk of heart attack or stroke.Р1). РA. spread РB. kills РC. knownРD. activeРE. healthyР正确答案:AР2). РA. spreadРB. killsРC. known РD. active РE. healthyР正确答案:BР3). РA. spread РB. kills РC. known РD. active РE. healthyР正确答案:DР4). РA. spread РB. killsРC. known РD. activeРE. healthyР正确答案:EР5). РA. spread РB. kills РC. knownРD. activeРE. healthyР正确答案:C