On my way home, I ________ an old man lying on the ground last night.
A：see
B：saw
C：seen
分母越大的分数，分数单位就越大。
Turn right ____ ( at on ) the school. You'll see it.
清朝学者赵翼写诗说：“千秋疑案陈桥驿，一著黄袍便罢兵。”该诗讲的是哪位皇帝（ ）
