悠扬的铃声响起,我一看,是老家的电话。我一接听,手机就传来母亲的声音。“猜猜,是谁拨的手机号?”“还能有谁,除了我爸还能有谁呀?”我回答道。“这是我自己拨的呀,你看,我会用手机拨号打电话啦!”母亲高兴地说道。我吓了一跳,大字不识一个的母亲,竟然会给我打电话了,电话号码那么长,她是怎么拨通的呢?我很好奇。“我把你的手机号码三个数字分成一组,这样拨号的时候我就能三个三个地拨了,有 Melodious ring sounded, I saw, is the home phone. When I answered, the phone came the voice of my mother. ”Guess who dials the phone number? “ ”Who else can, except my dad can have?“ I replied. ”This is my own dialed ah, you see, I will use the phone to dial it!“ ”My mother said happily. I was shocked, the mother of unknown characters can actually call me, the phone number so long, how she dialed it? I was curious. "I put your cell phone number three numbers into a group, so dialing when I can three three to dial, there