路面施工阶段测量工作的主要内容有()。①恢复中线②检测水准点③高程测量④检测道路纵横坡⑤测量边线
A.①②③
B.①③⑤
C.①③④
D.③④⑤
参考答案:B
He speaks English well indeed, but of course not _____ a native speaker. [ ]
A. as fluent as
B. more fluent than
C. so fluently as
D. much fluently than
现行《宪法》规定,国务院对各部、委员会发布的不适当的命令、指示和规章有权()。
A.改变
B.发回
C.改变或撤销
D.撤销