’s development team. When people walk one way, the tail moves in the opposite direction.The robotic tail works... can take some of its parts out to make the tail lighter. Japan has a growing number of old people ……

Mom: You must not pull (拽) the cat’s tail (尾巴)!Son: But, Mama, I’m not pulling its tail. I’m just holding on to it. The cat is doing all the pulling. ……

one way, the tail moves in the other direction.The robotic tail works like a seahorse’s (海马..., people can take out some of its parts.Since some old people can’t walk steadily (平稳地), this tail ……

When a dog puts its tail between its legs, it means it is scared. ……

What does a lizard (蜥蜴) do in the face of danger (危险)? If an animal catches a lizard??s tail, it shakes off (甩掉) its tail and runs away. A few days later, a new tail grows back. ……

filmed using its tail to take off in a perfectly vertical (垂直的) direction.The video, taken by National Geographic photographer Trevor Frost, shows a crocodile wiggle (摆动) its tail before going ……

it is in danger, it can drop its tail (尾巴). The lost tail can still move on its own. This can distract (转移注意力) the gecko’s enemies (敌人) so it can run away. Later, the animal can regrow a new tail ……

(倾斜) their body one way, the tail moves in the opposite direction.”Japan has a growing number of old... a robotic tail, made of a string of artificial vertebrae (人造椎骨) and powered by artificial muscles ……

it lighter by taking some of its parts away.c. It moves in the same direction as the body.d... it lighter by taking some of its parts away.c. It moves in the same direction as the body.d. It works like ……

the whale didn’t move at all, and Eric thought it was 8 . Then he saw its tail move weakly. Eric turned...As soon as he finished his homework, Eric jumped onto his bicycle and 1 off in the direction ……

by removing some of its parts.c. It moves in the same direction as our body.d. It works like..., the writer tries to say that _____.A. Rio de Janeiro became over-developed after moving its capitalB ……

有趣的尾巴Lots of animals have tails. Tails can be all shapes and sizes. This cat has a long black tail. She waves (摇动) it when she is angry. This puppy has a short tail. He wags (摇摆) it when he is happy ……

of a lost city buried under the desert, and its hidden treasure is revealed by a great storm that happens... to happen. Tsui has tailored his direction to take full advantage of 3D technology to create spectacular (引人 ……

故事简介许多动物都有尾巴。尾巴有各种形状和各种大小的。我们来一起认识一下它们的尾巴吧！有趣的尾巴Lots of animals have tails. Tails can be all shapes and sizes. This cat has a long black tail. She waves1 it when she is cross2. This puppy has a short ……

热爱艺术的机器乌龟BeachBot is a turtle-shaped robot. It is a good painter on the beach. It can paint a dog, a goat or a turtle. Its tail is a rake (耙子). It can paint lines. ……