句型转换 1. I am twelve years old(变为否定句) _____________________________________ 2. She is ten years old.(对划线部分提问) ______________________________________ 3. He is five years old.(变为一般疑问句) _______________________________________ 4. Is she six years old?(作否定回答) _______________________________________ 5. 他多大了? ____________________he?