【单选题】下列哪种作业的人员患电光性眼炎的机会大?()
【简答题】06 2013年12月B级真题.mp3: 请把正确答案的字母填入相应的空格。 Section A A. No, thank you ; B. Yes, this way, please; C. My pleasure D. You're right. A. Ok, thank you; B. It doesn't matter; C. It's over there; D. You're righ...
【判断题】如焊接作业点多,作业分散,流动性大的焊接作业场所应采用局部通风。
【简答题】选择合适的单词填空,填序号。 Mary is a little girl. She is only five. She __ 1 __ go to school. She doesn't know how to read 2__ write. But her sister Joan is a school girl. She is ten. She 3 how to read 4 write. O...
【简答题】听力(15分) (一)听句子,选择恰当的应答语。(每个句子读两遍。) 1.A.I don't think so. B.Thank you. C.I have too much pressure about study. 2.A.You should say sorry. B.That's right. C.You are wrong. 3.A.It doesn't matter. B.Her...
【判断题】难度大、劳动强度大、时间长的受限空间作业应采取轮流换岗作业。()
【简答题】输出1000以内个位是6,并且能被9整除的数,5个一行,同时显示出共有多少个数。
【多选题】建筑物、设备设施拆除作业的特点有( )。
【判断题】对于难度大、劳动强度大、时间长的受限空间作业应采取轮换作业方式。 ( )