版式设计中（）不如单向视觉流程直接简明，但更具韵味、节奏和曲线美。
A.散点视觉流程
B.重心视觉流程
C.导向视觉流程
D.曲线视觉流程
参考答案：D
He had dreamed of going there for a long time. But he _______ he would have such an unpleasant experience.
A．needn’t have expected
B．couldn’t have expected
C．mustn’t have expected
D．shouldn’t have expected
以下不属于我国主要地质灾害类型的是（）
A.滑坡
B.崩塌
C.地面塌陷
D.雪崩
