第三人称单数： acknowledges
过去式： acknowledged
过去分词： acknowledged
现在分词： acknowledging

But the government itself has refused to acknowledge them .

但是政府本身却一直拒绝承认这个事实。

We can only acknowledge that people are discussing the issues online -- and promise to keep tabs on them .

我们可以确认的是人们正在网络上讨论这些问题并且我们承诺会对这一问题给予持续地关注。

But they also acknowledge divisions exist .

但他们也承认分歧确实存在。

So why can 't parents acknowledge this ?

那么为什么父母无法承认这一点呢？

Recognize and acknowledge your doubt .

意识到并承认你的怀疑。