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搜题
【单选题】
在下列钢结构(构件)的验算项目中,荷载不应取用标准值的是( )A.
挠度验算
B.
侧移验算
C.
疲劳验算
D.
倾覆验算
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皮皮学刷刷变学霸
举一反三
【单选题】When you are planting trees, the trees ________ straight in the hole.
A.
must put
B.
must be put
C.
are putting
D.
is put
【单选题】— Tree Planting Day is coming. Do you plant trees in spring? — Yes, many trees _____ in our city every year. [ ]
A.
are planting
B.
are planted
C.
were planted