sat语法题For years historians claimed that pasta A(was introduced) to Europe B(around) 1295; C(however),archaeologists have uncovered D(what appears to be) pasta-making devices that date back even earlier.E(No error)这个题选D。求原因。

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sat语法题
For years historians claimed that pasta A(was introduced) to Europe B(around) 1295; C(however),archaeologists have uncovered D(what appears to be) pasta-making devices that date back even earlier.E(No error)
这个题选D。求原因。

这句话是过去时, D选项 appears 是一般现在时 所以错

我觉得是E吧。。。。

怎么看都觉得D没错,what引导宾语从句,在从句中作主语

你得把问题编辑一下让人看得明白啊!