Breakdown of No mercado, a caixa perguntou se eu queria o recibo.
Questions & Answers about No mercado, a caixa perguntou se eu queria o recibo.
No is a contraction of em + o.
- em = in, at
- o = the
- no = in the / at the
So no mercado means at the market or in the market. In Brazilian Portuguese, contractions like this are very common and usually required:
- em + o = no
- em + a = na
- em + os = nos
- em + as = nas
So you would not normally say em o mercado.
It can mean different kinds of market, depending on context.
In Brazilian Portuguese, mercado often means a supermarket or grocery store in everyday speech. But it can also mean a marketplace more generally.
So in this sentence, No mercado would usually be understood as something like At the supermarket unless the wider context suggests another kind of market.