极坐标法放样点位,适用于______,并且放样点位离控制点较近,又便于测量距离。其计算和操作都比较简单灵活。
A.平坦地带 B.丘陵地区C.多山地区 D.高原地带
参考答案:A
—Shall we go out to the seaside this weekend?
—________ Ring me up at any time.
A.Hold on,please.
B.What for?
C.That depends.
D.Sounds good.