"First of all, we're asking to organize a corridor, not simply open the border, but to deploy some forces, which could lead people out who cannot get out of their houses, who are under siege, to help them cross the border, at least into Uzbekistan because it is the nearest country."

VOA: standard.2010.06.15

you could leave your response to the invitation slightly open-ended by saying you're not sure.

你可以表示你不确定，开放性地回复这个邀请。

I don't know 课堂 - SpeakingMax英语口语达人

you could leave your response to the invitation slightly open-ended by saying you're not sure.

你可以表示你不确定，开放性地回复这个邀请。

I don't know 课堂 - SpeakingMax英语口语达人