Student or Learner
She told me that nowadays, national library is not open on Saturday.
She told me that nowadays, national library doesn't open on Saturday anymore.
is not or doesn't?
... the National Library is not open on Saturdays.
I prefer: She told me that the National Library is no longer open on Saturdays.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.