She invited ___ friends to her house.
some
They have ___ idea what to do now.
no
She brought ___ cookies to the party.
some
There is ___ answer to this question
no
Is there ___ food left for dinner?
any
There were ___ people at the concert.
some
He doesn’t have ___ pencil in his case.
a
He has ___ guitar and plays very well.
a
There is ___ egg in the fridge.
an
Would you like ___ juice?
some
I can’t find ___ information online.
any
They didn’t make ___ mistakes in the test.
any
He bought ___ interesting book yesterday.
an
We saw ___ owl in the tree last night.
an
You can talk to ___ student for help. (=cualquiera)
any
We didn’t see ___ animals at the zoo.
any
I read ___ article about climate change.
an
I can see ___ chairs in this room. (ninguna)
no
I need ___ umbrella — it's raining!
an
Do you want ___ sandwich?
a