"The president's report," a smile on his face, he continued, "___ to several hot topics, discusses how to increase peasants' income．"

A．referring

B．refers

C．having referred

D．referred

宗地草图特点是（）。

A.实地丈量注记的边长

B.图形是近似不依比例尺

C.图形现场绘制

D.能清楚地反映宗地之间相互关系

E.反映宗地实际位置