下列哪些建筑是二类高层居住建筑()A.九至十九层住宅 B.十至十八层住宅 C.十八层

题型:单项选择题

问题:

下列哪些建筑是二类高层居住建筑()

A.九至十九层住宅

B.十至十八层住宅

C.十八层及十八层以上住宅

D.十九层及十九层以上住宅

考点:一级消防工程师一级消防工程师综合练习一级消防工程师综合练习题库
题型:单项选择题

阅读理解。

    One Sunday morning, I decided to buy a computer to use forschool. I went to the biggest store in town, which sold all kinds of computers. There were so many computers there that I didn't know how to choose a right one.

    "Hi! What  can I do  for you?" A young  man  greeted  me with a sweet  smile. He looked  like  not  a

salesman but a student like me. I sensed a strange feeling -- as if I had met him before. He began patiently showing me each model. With his help, I decided to buy one computer with enough functions at a very low price. I enjoyed this shopping experience because of his smile. A few months later, something was  wrong with my computer. I went back to the store to have it fixed. When I arrived there, what I saw was  still his

smile. As soon as I told  him my problem, he comforted  me  immediately and t ried his best to  solve  the

problem for me. I was quite grateful for his sweet smile and good service.

    When I went back to school, his smile often appeared in my mind. I don't  know  whether  we'll  meet

each other again, but his sweet smile will stay there in my  memory and  deep  in my  heart.  Smiling  is  the

most peaceful language in the daily life.

1. After reading the story, we can know that the writer is a __________.

A. student

B. salesman

C. doctor

D. reporter

2. According to the passage, why was the writer grateful to this salesman?

A. Because the salesman recommended the cheapest computer.

B. Because the salesman gave the writer his sweet smile and good service.

C. Because the salesman recommended the computer with enough functions.

D. Because the salesman showed how to use the computer correctly.

3. What does the writer mainly want to tell us in the story?

A. The way to choose a right computer.

B. The way to use a computer correctly.

C. The importance of smiling in the daily life.

D. The importance of computers in the daily life

题型:单项选择题

下列地形中,由内力作用形成的是(  )

A.黄土高原

B.东非大裂谷

C.桂林的岩溶地貌

D.风蚀蘑菇

题型:单项选择题

如图所示,杠杆在力F1、F2的作用下处于平衡状态,O为支点,l1是力F1的力臂,在图中画出F2的力臂和动力F1

题型:单项选择题

示波器中延迟纹的作用是什么?

题型:单项选择题

女孩,8个月。2h来哭闹,呕吐2次,稀便1次来诊。体检:体温37.5℃,神志清,咽正常,颈无阻力,心、肺无异常,腹部检查不合作。大便常规:白细胞5~10/HP,红细胞15~20/HP,吞噬细胞0~1/HP,转入传染科,以细菌性痢疾收入院。入院后仍有呕吐及阵发性哭闹。无腹泻。

应采取的措施为()

A.肌内注射地西泮(安定)

B.静脉补液

C.肌内注射甲氧氯普胺(灭吐灵)

D.口服多潘立酮(吗丁啉)

E.空气灌肠诊断性复位

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