Student or Learner
I know "a" is used before a singular countable noun and "the" when we say something or refer to something in specific and for singular and plural countable noun.But I get confused using it can you please elaborate on the use of "a" and "the"
Please correct these sentences grammatically( Is the use of a correct over here and why)
1-I'm going to take a shower
2-I was in the shower when you called.
3-I'm going for a salsa night
4-On the way to the exams my bike got punctured.