A.指界一界址线设定一设定界址点B.设定界址点一指界一界址线设定C.界址线设定一指界一设定界址点D.指界一设定界址点
A.They had a misunderstanding four years ago.B.They really like each other very much.C.They’ve been angry with one another for a long time.D.They’ve never learned how to express their feelings.