1.  Having a bird's eye view from the helicopter, the vast pasture was ______ with beautiful houses.
【正确答案】 D
【答案解析】 题干译文：从直升机上俯瞰，美丽的房屋散布在广袤的牧场上。选项A为“重叠”；选项B为“隔离”；选项C为“交叉，相交”。