默认小猫角色的造型如下图所示，实现小猫走动的动画，会用到下面哪个选项中的积木？<img src="https://up.zaixiankaoshi.com/9603731/question/2970638855bf70954a3b2ade796b61f9" alt="2970638855bf70954a3b2ade796b61f9">