OG16 SC20求助

KarenXD · 发表于 2016-8-28 16:40:19

The commission has directed advertisers to restrict the use of the word “natural” to foods that do not contain color or flavor additives, chemical preservatives, or nothing that has been synthesized.
(A) or nothing that has been
(B) or that has been
(C) and nothing that is
(D) or anything that has been
(E) and anything
OA： D
用排除法我能选出D，但是不明白为什么要用present perfect？如果用simple present可以吗？

vi.len · 发表于 2016-8-28 17:30:28

我觉得不可以吧。主句用现在完成时，如果选项里用一般时就表示在主句发生以后，逻辑不通。

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