I have an eye in the middle of me, but as you see, I cannot see. I am dark and not far away. You don't see me every day. I am not night and I am not bright. I can have twists and water and scares. What am I?
Tại sao cầm cục đá ném vào quả trứng mà trứng không bể?
Ném không trúng