Can you ride a bike? 　　答法1 　　Sure. I learnt bicycling when I was only 7 years old before entering theprimary school. My coach was nobody but my father who was proved to be abrilliant trainer. As far as I remembered, at the very beginning, I fell fromthe bike for numerous times and made the left knee hurt. However, my fatherencouraged me to overcome obstacles/difficulties. Soon I found I could handlethe bike smoothly and effortlessly. 　　答法2 　　Sure. I learnt bicycling when I was only 7years old before entering the primary school. My coach was nobody but my fatherwho was proved to be a brilliant trainer. Now I ride the bike for schoolcommuting. Bicycling as an exercise is less demanding in space and time butextremely helpful in increasing muscle strength and flexibility. While as atransportation, its economical and eco-friendly. 　　The benefits of bike riding 　　Bike riding can offer lots of benefits forbody health 　　It can increase the .. 　　cardiovascular fitness