引发牙髓感染的途径包括A.暴露的牙本质小管 B.牙髓暴露 C.牙周途径 D.血源性感 发布时间:2017-06-06 01:09 │ 来源:www.tikuol.com 题型:单项选择题 问题: 引发牙髓感染的途径包括A.暴露的牙本质小管B.牙髓暴露C.牙周途径D.血源性感染E.以上都是
题型:单项选择题 根据你所学过的情景对话,将下列句子排好队。( ) Hello! My name is Mary. What's your name? ( ) There it is.( ) My name is Peter. ( ) Fine, thanks. And you? ( ) How are you? ( ) I'm fine, thank you. ( ) Where is the school? ( ) Thank you. Good-bye. ( ) See you later. 查看答案