隧道竣工测量的内容包括:隧道断面净空测量,中线、高程测量及控制中线基桩和()。
A.衬砌厚度测量
B.洞门里程测量
C.变形观测点测设
D.永久水准点测设
参考答案:D
There ______ a small park and some food shops across from the school. [ ]
A. has
B. is
C. have
D. are