Olga . . . . . . . . gym this evening.

A. is going to

B. is going

C. will goes

D. will go

Answer: Option A

Solution(By Examveda Team)

The sentence is in present continuous form. We use the present continuous to refer to the future when we talk about plans and arrangements that have already been made. In present continuous we use am, is, are + -ing form of the verb.