根管长度测量时,根管长度电测仪无法准确获得根管长度的原因包括() A.根管内有大量渗 发布时间:2017-08-05 04:16 │ 来源:www.tikuol.com 题型:单项选择题 问题: 根管长度测量时,根管长度电测仪无法准确获得根管长度的原因包括()A.根管内有大量渗出液B.根管侧穿或牙根折裂C.根管内有残髓D.测量时隔湿不当E.以上均是
题型:单项选择题 根据中文意思选择正确的短语补全句子。1. His math teacher is _____________ (又高又瘦).[ ]A. tall and thinB. tall and strongC. tall and kind2. My P. E. teacher is _____________ (活跃的). [ ]A. quietB. funnyC. active3. The girl is _____________ (年轻漂亮). [ ]A. young and kindB. young and prettyC. young and smart4. Our principal is _____________ (年老和蔼的). [ ]A. old and kindB. young and funnyC. old and strict 查看答案
题型:单项选择题 The weather in Inner Mongolia is always dry, but sometimes it _____ rain heavily. A.needB.canC.mustD.shall 查看答案