路面强度高、刚度大、稳定性好是( )路面的特点。A．刚性 B．柔性 C．高级 D． 发布时间：2018-01-08 17:48 │ 来源：www.tikuol.com 题型：单项选择题 问题： 路面强度高、刚度大、稳定性好是( )路面的特点。A．刚性B．柔性C．高级D．次高级
题型：单项选择题 完形填空。 My first day at school was unforgettable (难忘的). I was so 1 that I didn't sleep well the night before. My mother 2 me to school on the first day. A teacher came and led me and other children to the classrooms. Some children began to cry because their 3 couldn't go into the classrooms with them. I didn't cry, 4 I had been to a kindergarten (幼儿园) before. My mother 5 a moment later. When I 6 the classroom, one of my classmates came to talk to me. It was a happy 7 for me to get to know my new classmates. We laughed and played 8 . Once in a while the teacher had to 9 us to keep quiet as we were making too much noise. Finally the bell rang for us to go home. I was glad to see my mother 10 for me at the school gate. It was a wonderful first day at school.( )1. A. sad ( )2. A. introduced ( )3. A. parents ( )4. A. so ( )5. A. had lessons( )6. A. left ( )7. A. game ( )8. A. quietly ( )9. A. want ( )10. A. asking B. excited B. invited B. teachers B. and B. went to school B. cleaned B. time B. slowly B. tell B. waiting C. quiet C. wished C. children C. because C. went home C. entered C. interest C. quickly C. help C. standing D. bored D. took D. pupils D. also D. left homeD. visited D. subject D. happily D. join D. buying 查看答案
题型：单项选择题 读句子，回答问题。1．鲸生活在海洋里，因为体形像鱼，许多人管它叫鲸鱼。其实它不属于鱼类，而是哺乳动物。“鲸”称“鲸鱼”的原因是__________________；“鲸”与鱼类的最大区别是__________________。2．鲸跟牛羊一样用肺呼吸，这也说明它不属于鱼类。“也”在文中的意思是__________________。 查看答案
题型：单项选择题 患者男，48岁。右上第一磨牙残冠，拔除术中发生折断。断根的原因最可能是（）A.牙钳喙长轴与牙长轴平行B.牙根外形变异C.牙钳喙紧贴牙面D.牙冠龋坏，牙的脆性增加E.牙槽骨未能与牙根固连 查看答案