2010-2011学年高二英语期末完型填空专练一My mother used to ask me what is the most important part of the body. Through the years I would 1 the correct answer. When I was younger, I thought 2 was very important to us as humans, so I said, My ears, Mummy. She said. No, Many people are 3 . But you keep thinking about it and I will ask you again soon.Several years passed before she asked me again. Since making my first 4 , I had often thought over the question. So this time I told her, Mummy