I’m Diesel the guinea pig (豚鼠). I’m good at long jump. Look, I can jump more than 20cm. ……

奋力一跳How far can you jump?J.J. Jegede is a British long jumper (跳远运动员). He can jump over the roof (车顶) of three cars. He will compete in the long jump in the London 2012 Olympics. ……

豚鼠跳远冠军I’m Diesel the guinea pig (豚鼠). I’m good at long jump. Look, I can jump more than 20cm. ……

The world record for the men's long jump is 8.95 meters, set by American Mike Powell. For women, the world record is 7.52 meters. ……

The world record for the men's long jump is 8.95 meters, set by American Mike Powell. For women, the world record is 7.52 meters. ……

1 Why do giraffes have long necks?2 What animal can jump as high as a tree?3 Why do lions eat raw (生的) meat?Key:1. Because their heads are far from their bodies! 2. All animals that can jump. Because ……

An elephant can’t jump! ……

Elephants can never jump. ……

spiders are very small. Their bodies are only about 15 millimeters (毫米) long. But their jumping skills are amazing. They can jump six times the length (长度) of their bodies. Humans can only jump 1.5 ……

.Safe landing (着陆) on the mat (垫子).Triple jump三级跳远Starts hop (单脚跳) .Takes a step in the air.Lands (落地) on same foot.Lands onthe other foot.Leans (倾斜) forward so as not to fall back.Long jumpThree jumps ……

. Grown-ups need to jump from the ground. Children can use something long for help.... jump this high. The buttons on the top row are 348 cm above the ground. Most male volleyball players ……

Science and the moon have had a long relationship. It wasn’t until the last 400 years or so, however, that this relationship truly came to life. Here, we share the long journey that took us from ……

. They stand and touch paws (爪子) as if they are dancing. Sometimes they even jump. Siberian tigers are the world’s largest cats (猫科动物). Their bodies can be as long as 3 meters. They usually live ……

Kangaroos can’t walk. They can only jump! Kangaroos can’t walk. They can only jump...!  It is 11.15 meters long and 1.10 meters high.It is 11.15 meters long and 1.10 meters high.  ……

REMEMBER your childhood jump-rope (Brit: skipping-rope)? It's no longer for girlish pastimes... they love to "jump fancy."Jumping rope today contains elements of gymnastics, break dancing ……