"There will be difficult days ahead." "We will adapt,we will persist, and I have no doubt that together with our Afghan and international partners, we will succeed in Afghanistan."

VOA: standard.2010.05.22

And I think many parents believe that if they didn't persist in using these things their children would never learn to speak.

我相信很多父母认为,如果他们不坚持使用这些东西,他们的孩子将永远也学不会说话

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