省检修公司、地市公司、县公司运检部依据已下达年度检修计划,每月()日前组织完成下月度检修计划编制并报送各级调控中心。
A.5
B.20
C.15
D.10
参考答案:D
"州都之官"是()
A.胆
B.胃
C.小肠
D.大肠
E.膀胱
Many difficulties have as a result of the change over to a new type of fuel.
A.risen
B.raised
C.arisen
D.arrived