奇怪的圖畫 strange pictures1. Where is the middle rod ?中間的不見了2. How many planks? Count top and bottom.有幾塊板子？算上頭也算下頭3. Is it open to the inside or outside? 門是向裡開還是向外開？4. Are the pillars round or square? 是圓柱還是方柱？5. How many planks? 3 or 4? 有 幾根厚板？3 或 4？6. Is this a frame? 這是一個框框嗎？7. Strange construction !奇怪的構造！8. The beam in the middle disappears from left to right. 中間凸出的板子不見了！9. 2 or 3 posts ? 是 兩根還是三根方柱？