单选题 Because he wore a strange collection of clothes and often talked to himself his neighbours considered him eccentric.
【正确答案】 D
【答案解析】ecstatic：欣喜若狂的；energetic：精力充沛的；exotic：异国情调的；peculiar：特殊的，个别的。题中eccentric意为“古怪的”，可知D项是最符合题目要求的。