A：
B：
根据如图和你的生活经验回答问题：
阅读材料，然后从各小题所给的四个选项中选出一个最佳答案。
Found:
Is this your book? Please call John at 495-3456.
Lost:
My school ID card.
My name is Mike.
Please call 487-2349
Found: Is that your black schoolbag? Please call Mary. Phone#476-5939
Found: A set of keys. Please call Lily at 498-2456
Lost: My pencil case.
Blue and white, call Tom at 456-8700.
Found: A cat. Black and White. At the school gate.
Call: 412-9856.
元代高明在《琵琶记》中说:“十年窗下无人问,一举成名天下知。”这句话所反映的社会现象在中国最早出现的时期是（ ）
