19. On turning the corner, we saw the road _______ steeply.

A. departing B. depressing C. decreasing D. descending

depart 离开

depression 沮丧

decrease 减少

create 创造

increase 增加

cremate 烧尽、燃尽

descend 下降、遗传、(夜幕)降临

ascend 攀登、上升

condescend 屈尊、府就

descendant 后代

precursor 先人、先驱

descent 降落、世系

transcend 超越