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This dictionary cost you ten dollars,急等

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This dictionary cost you ten dollars,急等
This dictionary cost you ten dollars,
A does it
B is it
C doesn' t it
D didn' t it
This dictionary cost you ten dollars,急等
D
首先反义疑问句前肯后否,所以C和D又可能
而DICTIONARY是单数,如果是一般现在时COST+S
所以确定是过去式·(COST三型一致)
故选D