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【简答题】
Write the place according to the introduction. The Statue of Liberty the Leaning Tower The Great Wall the Sydney Opera House Golden Beach Big Ben 1. It’s a tower in Pisa, Italy . It was built in 1173. Today it’s still there. 2 . It is one of the most famous buildings in the world. It is considered to be one of the most recognizable images of the modern world although the building has been open for only about 30 years. It is as representative of Australia as the pyramids are of Egypt . 3. It’s one of the wonders of the world. It is more than two thousand years old. It’s known as the Ten-Thousand-Li Great Wall in China . It’s in the north of China . 4. It’s near Brisbane, Austria . The sky there is a clear pretty blue, and the beach is a golden yellow. It’s good for surfing. 5. It is one of the most famous clocks in the world. You can see the clock face from miles away. It’s 150 years old and still works well. 6. It stands at the mouth of the Hudson River. It is situated in New York. It was a gift to the United States of America from France to commemorate friendship between the two countries.
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【单选题】It's a pretty plant. We should ____. [     ]
A.
look up it
B.
look it up
C.
look at it
D.
look after it
【简答题】25°C时,将等量的H2(g)和I2(g)混合,达到下列平衡:H2(g)+I2(g)=2HI(g),则该系统的独立组分数为( ),自由度为( ) 。
【单选题】轴承安装时,通常用塑料锤或( )将轴承轻轻压入轴承座中。
A.
金属锤
B.
拉马
C.
夹具
D.
内六角板手
【单选题】根据分组管理的数据计算算术平均数是( )。
A.
加权算术平均数
B.
简单算术平均数
C.
几何平均数
D.
不变算术平均数
【单选题】【B6】
A.
before it is thrown
B.
after it is thrown
C.
until it is thrown
【单选题】下面的物体为圆柱的是 ( )。
A.
香皂
B.
桌面
C.
排水管道
D.
牙膏盒
【判断题】简单算术平均数是加权算术平均数的特例,是权数相等时的加权算术平均数。
A.
正确
B.
错误
【单选题】Many scientists think the whale does not feed after it leaves the breeding ground until it reaches the Arctic again.
A.
Y
B.
N
C.
NG
【单选题】Is a precursor of something likely to come (a) before it, or (b) after it?
A.
before it
B.
after it
【判断题】在高速铁路工程测量中,为保证三阶段的测量控制网满足铁路勘测、施工、运营维护三个阶段测量的要求,在三阶段构建和保持高速铁路轨道空间几何形位的一致性,满足高速铁路工程建设和运营管理的需要,三阶段的平面、高程控制测量必须采用统一的基准。即各阶段平面控制测量应以基础框架平面控制网CP0为起算基准,高程控制测量应以线路水准基点控制网为起算基准。简称为“三网合一”。( )
A.
正确
B.
错误
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