阅读理解。 LOST AND FOUND FOUND: Is this your book? Please call John on 495-3456. FOUND: Is that your black backpack? Please call Mary.Phone # 476-5939 LOST: My pen case. Blue and white.Call Tom On 456-8700. LOST: My school ID card. My name is Harry.Please call 487-2349. FOUND: A set of keys.Please call Lily on 498-2456. LOST: A cat.Black and white. Last seen at the school gate. Call Lisa on 412-9856. 阅读上面一组“失物招领”广告,回答下列问题。 1. How many bulletin board notices (布告启示) in the LOST AND FOUND? ___________________________________________________________ 2. If (如果) you have lost your keys, you should call ____________ to find them. 3. If you find a pencil case, it may be (可能是) ___________. 4. Can you call Harry if you want to find your lost book? ___________________________________________________________ 5. Lisa lost her ____________ according to (根据) LOST AND FOUND.