露天矿滑坡事故的主要原因包括____.
A.露天边坡角设计偏大
B.边坡有大的结构弱面
C.边坡岩体存在节理裂隙
D.自然灾害
A.露天边坡角设计偏大
B.边坡有大的结构弱面
C.边坡岩体存在节理裂隙
D.自然灾害
第1题
These teachers try to be objective when they ___ the integrated ability of their students.
A) justify B) evaluate C) indicate D) reckon
第2题
These teachers try to be objective when they ___ the integrated ability of their students.
A) justify B) evaluate C) indicate D) reckon
第3题
These teachers try to be objective when they ___ the integrated ability of their students.
A) justify B) evaluate C) indicate D) reckon
第4题
These teachers try to be objective when they ______ the integrated ability of their students.
A) justify B) evaluate C) indicate D) reckon
第5题
A.justify
B.evaluate
C.indicate
D.reckon
第6题
A.justify
B.evaluate
C.indicate
D.reckon
第7题
第8题
第9题
Christmas is the time when we try our best to help the poor, the sick and the lonely.
A.Right.
B.Wrong.
C.Doesn't say.
第10题
A.They have accidents when they try to outrun other boats.
B.They fall overboard when they stand up in their boat.
C.They sit or lie on the bottom of their boat.
D.They fall asleep and water enters their boat.
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