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听力原文: World Environment Day was established by the United Nations General Assembly in 1972 to mark the opening of the Stockholm Conference on the Human Environment. World Environment Day can be celebrated in many ways, including street rallies, bicycles parades, green concerts, essay and poster competitions in schools, tree planting, recycling efforts, clean-up campaigns and much more. Heads of State, Prime Ministers and Ministers of Environment deliver statements and commit themselves to care for the Earth. World Environment Day, commemorated each year on 5 June is one of the principal vehicles through which the United Nations stimulates worldwide awareness of the environment and enhances political attention and action. The World Environment Day theme selected for 2007 is 'Melting Ice—a Hot Topic?' The WED theme selected for 2007 focuses on the effects of climate chan4ge on the polar environment and on the globe in the whole. The main international celebrations of the World Environment Day 2007 were held in Norway. UNEP is honored that the City of Troms is to host this day. The day's agenda is to ask human beings to face to environmental issues empower people to become active agents of sustainable and equitable development promote an understanding that communities are important to changing attitudes towards environmental, issues and advocate partnership, which will ensure all nations and peoples enjoy a safer and more prosperous future. (33)
A.
In 1992.
B.
In 2000.
C.
In 2004.
D.
In 1972.
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【单选题】下列运算符在C语言中优先级最低的是( )。
A.
++
B.
1
C.
:
D.
=
【单选题】三七研末吞服,常用量是
A.
3~10g
B.
10~15g
C.
30~60g
D.
1~1.5g
【简答题】7-7课堂练习1.ppt
【单选题】早期丝虫病最常见的临床症状是
A.
急性淋巴管炎和淋巴结炎
B.
丝虫热
C.
精索炎、附睾炎和睾丸炎
D.
乳糜尿
E.
丝虫性嗜酸粒细胞增多症
【简答题】程序当中用到的数据,以及对数据的处理,这些内容都是通过语句或代码实现。在C代码中,这些语句都放到主函数main( ) 当中,用一对 符号 来组合。
【单选题】建筑物楼梯段间的净高不应小于( )m,平台过道处的净高不应小于( )m。
A.
2.0,2.0
B.
2.2,2.0
C.
2.0,2.2
D.
2.2,2.2
【单选题】楼梯段之间净高不应小于( )mm,平台过道处净高不小于( )mm。
A.
1800;2200
B.
2000,2200
C.
2200,2000
D.
2000,1800
【单选题】三七研末吞服,常用量是
A.
3 ~9g
B.
10 ~15g
C.
30 ~60g
D.
1 ~3g
E.
15 ~30g
【单选题】将桥式起重机的主钢梁设计成两端外伸的外伸梁较简支梁有利,其理由是( )
A.
减少了梁的最大弯矩值
B.
减少了梁的最大剪力值
C.
减少了梁的最大挠度值
D.
增加了梁的抗弯刚度值
【多选题】下列关于天津的特产与美食,说法正确的有()p13
A.
1914年,风筝魏参加了巴拿马万国博览会,荣获丁金牌奖章和证书
B.
兰梓大蒜蒜头形状规则,通常是六雕,蒜皮儿呈紫红色,故有“六瓣红”之称
C.
狗不理包子,十八街麻花(桂发祥麻花),耳朵眼炸糕号称“津门三绝”
D.
民间艺术家张明山是泥人张第一代,其作品曾获巴拿马赛会一等奖
E.
天津豆皮于1997 年被定为津门四绝之一
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