邮政所经办的传统业务，有着稳定的市场需求，在我国又多处于（）发展趋势。
参考答案：上升
After the class was over，Li Ping apologized ________ the teacher ________ his coming late.
A．for; to
B．because; to
C．to; for
D．to; because
一般抹灰(普通、高级)的施工操作工序有哪些
