1. My soccer ball is under the bed. (对画线部分提问) soccer ball? 2. I play the guitar well. (改为Susan) the guitar well. 3. She bought many pens yesterday. (对画线部分提问) she yesterday? 4. Are you our history teacher? (写出否定回答) , . 5. He played soccer last weekend. (改为一般疑问句) he last weekend?