I have bought such a watch_____was advertised on TV.A.that B.which C.as D.it

问题描述:

I have bought such a watch_____was advertised on TV.A.that B.which C.as D.it
为什么啊····
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这题应该选C ,定语从句,as作引导词,that是错误的,因为它引导的是结果状语,这里不对