You___to the meeting this afternoon if you have something important to do.A:needn't to come B:don't need come C:don't need coming D:needn't come为什么选D不选A啊?可是不是NEED TO DO STH。

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You___tothemeetingthisafternoonifyouhavesomethingimportanttodo.A:needn''ttocomeB:don''tneedcomeC:don''t

You___to the meeting this afternoon if you have something important to do.A:needn't to come B:don't need come C:don't need coming D:needn't come为什么选D不选A啊?可是不是NEED TO DO STH。
You___to the meeting this afternoon if you have something important to do.
A:needn't to come B:don't need come C:don't need coming D:needn't come为什么选D不选A啊?
可是不是NEED TO DO STH。

You___to the meeting this afternoon if you have something important to do.A:needn't to come B:don't need come C:don't need coming D:needn't come为什么选D不选A啊?可是不是NEED TO DO STH。
要是用needn't的话 说明它是情态动词(只有情态动词可以这么缩写),就可以直接加动词原形,而不接to拉,所以A不对.

need后面直接加not说明这时的need是情态动词!
情态动词后面直接接动词原形~不需要加to!

最合适的应该是have to come
但这里的选项中没有。此处只有D合乎语法规则