建筑施工企业资质分为()序列
A.施工总承包
B.专业承包
C.勘察、设计
D.工程监理
E.劳务分包
参考答案:A, B, E
36. It is said that the step-mother is very cruel _____ the children.
A.with
B.at
C.about
D.To
森林着火后,消防队员在火势的前方砍到一片树林,开辟“防火隔离带”的目的是______.