某种材料制成的空心球漂浮在甲液体的液面上，但沉于乙液体中．利

【名词&注释】

突发事件(sudden event)、不法侵害(unlawful attack)、市场调查(market research)、安全教育(safety education)、空心球(hollow spheres)、交通法规(traffic law)、人物描写(portraiture)、曹文轩小说、至关重要(very important)、文章内容(contents of articles)

[单选题]某种材料制成的空心球漂浮在甲液体的液面上，但沉于乙液体中．利用这个信息可得

A. 该材料的密度一定小于甲液体的密度
B. 该材料的密度一定大于乙液体的密度[来源:Z+xx+k.Com]
C. 该材料的密度一定等于甲液体的密度
D. 该材料的密度一定等于乙液体的密度[来源:Z.xx.k.Com]

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学习资料：

[单选题]建设平安校园，对中小学生进行安全教育至关重要^{(very important)}。下列属于对学生进行安全教育内容的是①遵守交通法规 ②受到不法侵害时要奋不顾身

A. ③尊重、珍爱生命 ④遭遇突发事件时自护自救的方法
B. ①③
C. ②④
D. ①③④
E. ②③④

[单选题]市场调查的程序中，收集资料属于（ ）阶段。

A. 调查准备
B. 目标设定
C. 调查实施
D. 调查分析

[单选题]22． Light cannot shine through you because________．

A. it is too weak
B. your body stops it from traveling on
C. your body is tall and strong
D. there is a dark spot on the ground next to you

[单选题]18．

A. too
B. also
C. and
D. but

[单选题]BMr Henry lived in a small village with high mountains all around it． All day he worked on his farm and never went to the city． Sometimes he went to the town which is not far away to buy something，but he always walked there and never took a bus or a train． His wife died after his only daughter was born* When the girl，Ann，grew up，she left her father and went to col-lege． Four years later Ann passed all her examinations and found work in a hospital in the cap-ital． As she was busy，she had no time to go back to see her father． But she missed her father very much， So she wrote to his father and asked him to come to the capital．

A. The next day，as soon as he got to the station，he rang Ann up and told her the train he would take． At eight in the morning the train arrived at the Capital Station． Mr Henry had spent about sixteen hours on the train． As soon as he got off，he saw his daughter standing．there to meet him． Ann ran up to him and found that her father looked pale．
B. "Do you feel unwell? "Nothing，"answered Mr Henry． "I，m just not used to sitting backwards(背朝前) in the train． ""Oh，dear，"laughed the girl． "Why didn’t you exchange seats with the man opposite to you?""How can I do that?"answered Mr Henry． "No man sat opposite to me！
C. Mr Henry was _________．
D. a worker
E. a driver
F. a farmer
G. a teacher

[单选题]下列对选文的理解和分析不准确的一项是( )

A. 选文开头前三段为陆鹤出场做了很好的铺垫。
B. 演出时，台下的掌声，评委们的感觉，都反衬了陆鹤表演的成功。
C. 陆鹤、纸月和孩子们的哭声，表达了他们演出成功为学校争得荣誉后激动、喜悦的心情。
D. 选文情节生动，人物描写^{(portraiture)}细致，场景描写优美，体现了曹文轩小说的写作特色。

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