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问题 单项选择题

火车装运煤炭时列车驶入隧洞，风动闸门开启，货物流入车内，每小时可装1万～1.2万吨，一次可装5-7辆车的长隧洞装车效率高达1.5万吨/小时，这种方法是（）。

A.重力法

B.倾翻法

C.气功输送法

D.气功法

答案

参考答案：A

阅读理解

阅读理解。

     Our school is on Guangming Street.  It's next to the People's Library. There is a big garden across

from our school. The pay phone is between our school and the post office. There are three buildings in

our school, the students' building the teachers' building and the library building.The teachers in our school

are very good.

     Our school yard is very beautiful. If' you come to our school from the airport, take a taxi and go along

the highway until you see a bridge.Go across the bridge and turn left. Then go straight along Bridge Street. Our school is on the right.

根据短文内容，判断正（T）误（F）。

( ) 1.Our school is between the post office and People's Library.

( )2. The big garden is on Guangming Street.

( )3. The pay phone is behind the post office.

( )4. If' you go straight along highway,you can get to our school.

( )5. The market is across from our school.
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单项选择题

在降序排列中，若要排序的一列中有空白单元的行会被()。

A．放置在排序的数据清单前

B．放置在排序的数据清单后

C．不排序

D．保持原始次序
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