滑坡台阶
参考答案:
滑坡体各部分下滑速度差异或滑体沿不同滑动面多次滑动,在滑坡上部形成阶梯台面称滑坡台阶。
Have you ever seen the singing star we love very much?[ ]
A. which
B. where
C. \
D. whose
记忆的三种形式为
A.短期记忆
B.有序记忆
C.感觉记忆
D.长期记忆
E.视觉记忆