假如我有一支神奇的铅笔,该多好!在我做练习时,哪道题做错了,它会帮我找出来,并且帮我分析出错的原因,直到我做对为止。写字时,我坐的姿势不正确,它会拍拍我的肩,提醒我坐端正。到了冬天,天气很冷,我的小手总是冻得红通通的。可我只要握上这支神奇的铅笔,一股暖流就会涌遍我的全身,我也会跟着暖 If I had a fantastic pencil, it would be great! When I was practicing, I was wrong about what was wrong, it would help me find out and help me analyze the cause of the error until I was right. When I was writing, I was sitting in an incorrect posture. It would pat my shoulder and remind me to sit tight. In the winter, the weather is very cold, my little hand is always red and red. But I just hold this wonderful pencil, a stream of warm water will flow through my body, I will follow the warm