-- l wonder --- pet fish .-- they are a pleasure to watch

-- l wonder --- pet fish .-- they are a pleasure to watch

题目
-- l wonder --- pet fish .-- they are a pleasure to watch
a why people keep
b why do people keep
c where people keep
d where do people keep
请说明理由好吗?
答案
A
引语,正常语序.
--- 真搞不懂为毛有人养鱼……
--- 赏心悦目啦.
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