2020届人教版高三英语二轮复习课件：第一部分专题四第二节 无提示词类(共29张PPT)

专题四　语法填空 第二节　无提示词类 (2018·全国卷Ⅰ)According to a review of evidence in a medical journal，runners live three years 61.________ (long) than non­runners.You don't have to run fast or for long 62.________(see) the benefit.You may drink，smoke，be overweight and still reduce your risk of 63.________ (die) early by running. While running regularly can't make you live forever，the review says it 64.________(be) more effective at lengthening life 65.________walking，cycling or swimming.Two of the authors of the review also made a study published in 2014 66.________showed a mere five to 10 minutes a day of running reduced the risk of heart disease and early deaths from all 67.________(cause)． The best exercise is one that you enjoy and will do.But otherwise...it's probably running.To avoid knee pain，you can run on soft surfaces，do exercises to 68.________ (strength) your leg muscles (肌肉)，avoid hills and get good running shoes.Running is cheap，easy and it's always 69.________(energy)．If you are time po