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【单选题】
The reservation I _________last week is two single rooms.A.
make
B.
made
C.
making
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【单选题】What does the woman say about the plants in the Amazon rainforest?
A.
There are so many plants that it is hard to see the sky
B.
Many plants are sick because of the lack of sunlight
C.
The plants are more spectacular than she has ever dreamed
D.
The plants struggle hard to see the sun or the sky above
【简答题】压力管道按其结构布置形式分为 _______，_______;_______;地下压力管道几种类型。
【简答题】在图6-16所示的拓扑结构中，核心层交换机采用的是3层交换机。交换机Switch1被命名为 CoreSwitch1。为了提高主干道的吞吐量及实现冗余设计，在两台核心层交换机之间采用了多干兆链路捆绑技术。请写出Switch1中实现这一技术要求的相关配置语句。
【单选题】What does the woman say about the plants in the Amazon rainforest?
A.
There are so many plants that it's hard to see the sky
B.
Many plants are sick because of the lack of sunlight
C.
The plants are more spectacular than she has ever dreamed
D.
The plants struggle hard to see the sun or the sky above
【简答题】In the Amazon, many trees have been cut down to grow and raise .
【简答题】制动器的种类很多，按制动零件的结构特征可分为______、______和______制动器；而按其工作状态可分为______和______制动器。
【简答题】微生物肥料的种类按微生物来划分，可分为( )、( )、( )三种类型。
【简答题】气体灭火系统按灭火方式和结构形式各分为几种类型?其含义是什么?
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