问题 单项选择题

关于建筑地面检查的说法,正确的是()。

A.防水隔离层应采用蓄水方法,蓄水深度最浅处不得小于20cm

B.防水隔离层应采用淋水方法,淋水时间不得少于24h

C.建筑地面的面层应采用泼水方法

D.建筑地面的面层应采用蓄水方法

答案

参考答案:C

解析:此题比较简单,对于有过现场实践的考生,此题不难。主要考核建筑地面工程质量验收相关规定的知识点。根据《建筑地面工程施工质量验收规范》GB50209--2010第3.0.24条:检查防水隔离层应采用蓄水方法,蓄水深度最浅处不得小于1Omm,蓄水时间不得少于24h;检查有防水要求的建筑地面的面层应采用泼水方法。故本题的正确项为“C.建筑地面的面层应采用泼水方法"。

单项选择题

I got a job teaching special education at a school in Coachella, California, a desert town about 170 miles from home. It was no (1) job. Street gangs (2) around the school after dark.

"Be careful, " Dad warned me during one of my frequent weekend (3) home. He was concerned about my living (4) , but I needed to be on my own.

One evening, I stayed after school to rearrange my classroom. (5) , I turned out the light and closed the door. Then I (6) toward the gate. It was (7) ! I looked around. Everyone had gone home.

After (8) all the exits, I found just enough (9) to squeeze under a gate in the back of the school. Then I walked toward my car, parked in a field behind the building.Suddenly I heard voices. I (10) around and saw at least eight boys following me. (11) my pace, I reached into my shoulder bag to get my key. I (12) all over the inside of my handbag. But the key wasn’t (13) ! Dear Lord, please help me, I prayed (14) . Suddenly, my fingers touched a loose key in my purse. I didn’t even know if it was for my car, but I took it out and (15) it. It worked!I opened the door, slid in and locked it—just (16) the teenagers surrounded the car. Trembling , I started the engine and (17) away. When I returned to my apartment, the phone was ringing. It was my Dad. I didn’t tell him about my experience; I didn’t want to (18) him. "Oh, I forgot to tell you!" He said, "I had a (n) (19) car key made and slipped it into your purse—just (20) you ever need it.

12()

A.turned 

B.touched 

C.felt 

D.looked

单项选择题