松YesWang Guan:Electric bicycles areconvenient(方便的). They go fast and you don't even need to move your feet...) the environment.Dial Xeric:Are electric bikes really convenient? Idoubt(质疑) it. First, they move fast ……

we don’t need to wait for buses where you can hardly move your feet saving ourselves precious (宝贵 ……

扣的衬衫) are stylish choices. Move your feetThe music is blaring (高声响起) and you want to dance. What to do? “Get out there and move your body,” said dance student Eve, then 13. “I think anyone who wants ……

: *fixed gear.SnakeboardThe snakeboard requires you to move your feet in a wave motion to *propel yourself... performer on campus, you can beat the heat and *shove your awesome *coordination skills in everyone ……

;摇滚步Just move your feet to the left and then right. It’s easy and is often used as a warm-up. Toprock  摇滚步Just move your feet to the left and then right. It’s easy and is often ……

This pair of wheels help you move fast. Just wear them on your feet. Ready, go! They move as fast as you can run. When fully charged (充满电), they can run for about 30 minutes. Do you want a pair? ……

forward. Place your feet on the ground and it stops. 21ST...这对“风火轮”真酷！TIRED of pushing off (蹬离) the ground on your skateboard? Try these Sidewinding Circular ……

为什么我的脚会麻？If you sit on one of your feet for 20 minutes, what will happen? When you move again... your foot. When you move again, your foot tingles (感到刺痛). But don’t worry. Nerves start working ……

A: When I stand on my head the blood rushes to my head, but when I stand on my feet the blood doesn’t rush to my feet. Why is this? B: It’s because your feet aren’t empty. ……

为什么我的脚会麻？If you sit on one of your feet for 20 minutes, what will happen? When you move again...’t feel your foot. When you move again, your foot tingles(感到刺痛). But don’t worry. Nerves start working ……

How much do you know about your own body? Nature has given us an amazing (令人惊异的) structure:More than half your bones are in your hands and feet.About 8 million blood cells are made in the body every ……

times in one minute. Here’s how: Rotate (转) your hands and feet to warm up. Move them together when...’s how: Rotate (转) your hands and feet to warm up. Move them together when jumping.  Count ……

against your heel and not move up and down. If your feet are different sizes, buy based on the larger... will give the best support for your feet.*Shop when you normally exercise. Feet actually get bigger ……

against your heel and not move up and down. If your feet are different sizes, buy based on the larger... will give the best support for your feet.*Shop when you normally exercise. Feet actually get bigger ……

英国发明了一种可伸缩童鞋。These shoes can grow with your feet. ……