那天,我无意中舔了舔那颗要掉的牙齿,感觉牙龈上多出个硬硬的异物。我照了照镜子,发现它还是白色的。这是什么呢?我把我的发现告诉了妈妈。妈妈扒开我的嘴,看看,摸摸,断定了那是一颗新牙。我觉得非常奇怪:牙还没有掉,怎么又长出了一颗呢?妈妈严肃地说:“我带你去给医生看一下,这种情况,说不定要拔牙。”我只在电视上看过拔牙。现在,听妈妈说要拔牙,心怦怦直跳。我想象 That day, I inadvertently licked the sinking teeth, feeling more than a hard foreign body gums. I looked in the mirror and found it still white. What is this? I told my mum my findings. Mother opened my mouth, look, touch, concluded that it is a new tooth. I think it is very strange: the teeth have not dropped out, how grow a one? Mom said seriously: “I’ll take you to the doctor to look at this situation, maybe to tooth extraction. ” I only on television Have seen on the tooth extraction. Now, listen to my mother said to want to tooth extraction, heart pounding. I imagine