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【单选题】
Helen had to shout  _____ above the sound of the music. [     ]
A.
to make herself hear
B.
making herself hear
C.
to make herself heard
D.
making herself heard
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【单选题】采用二维表格表达实体类型及联系的数据模型是
A.
层次模型
B.
网状模型
C.
关系模型
D.
实体联系模型
【单选题】The stone steps up to the mountain temple had been worn ______ by centuries of visitors from ev
A.
106. The stone steps up to the mountain temple had been worn ______ by centuries of visitors from every part of the world. A.smooth
B.
smoothly
C.
old
D.
Broken
【单选题】采用二维表格结构表达实体类型及实体间联系的数据模型是
A.
层次模型
B.
网状模型
C.
关系模型
D.
实体联系模型
【单选题】We went to Mountain Tai last weekend, ( ), not surprisingly, was crowded with visitors.
A.
that
B.
which
C.
where
D.
when
【简答题】People who know Chongqing well will recommend visitors to enjoy the night view from Nanshan Mountain.
【单选题】Many visitors come to Mountain Meng because it's travel spotlight. [     ]
A.
very a beautiful
B.
quite a beautiful
C.
so a beautiful
D.
a quite beautiful
【单选题】采用二维表格结构表达实体类型及实体间联系的数据模型是
A.
层次模型
B.
网状模型
C.
关系模型
D.
面向对象模型
【判断题】110kV及以上的变电所, 一 般允许将避雷针装设在配电构架上。 ()
A.
正确
B.
错误
【单选题】在关闭Word2007时,如果有编辑后未存盘的文档,则( )。
A.
系统会直接关闭
B.
系统自动弹出是否保存的提示对话框
C.
系统会自动将文档保存在桌面
D.
系统会自动将文档保存在当前文件夹中
【简答题】More than 300 policemen and goverment officials climbed up the mountain to help trapped visitors.
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