我们将在波士顿待一两天。

We will spend a day ___or ___two in Boston.

妈妈说我可以带一两个朋友一起去。

Mom said I can bring a friend ___or ___two with me.

我想请我们的贵宾说一两句话。

I'd like to ask our guest of honor to say a word ___or ___two.