园林构景中，从甲观赏点观赏乙，从乙观赏点观赏甲的手法叫对景。
参考答案：对
A turning point of the continuously high housing price won’t appear suddenly because there must be a certain process _____ many factors lead to the change.
A．which
B．what
C．where
D．that
任何策划都是服从于一定的目的，营销策划直接为企业的营销活动服务。（）
