字典翻译 问答 小学 英语 It'sdangeroustoswimhere.lookatthesigh.OH,I________noticeit.didn't还是haven'twhy?
问题标题:
It'sdangeroustoswimhere.lookatthesigh.OH,I________noticeit.didn't还是haven'twhy?
问题描述:

It'sdangeroustoswimhere.lookatthesigh.OH,I________noticeit.

didn't还是haven'twhy?

鲁德海回答:
  didn't   didn't过去不知道   haven't到现在还不知道(与语境不符)
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