单选题 The headlights of the approaching car were so ______ that the cyclist had to stop riding.

【正确答案】 D

【答案解析】[解析] 各项的意思是：gleaning“拾落穗，拾遗”；staring“目不转睛的，显眼的”；gleaming“闪烁的，隐约地闪现”；dazzling“晃眼睛的，光彩夺目的”。根据句意判断，答案为D。