Look at those clouds! It ___________!
-
's going to rain
-
'll rain
-
's raining
-
's rained
A
Correct answer
Explanation
'Going to' is used for predictions based on present evidence or observable situations. The clouds are visible evidence that rain is likely. 'Will rain' is for general predictions not based on current evidence. 'Is raining' means it's happening now, and 'has rained' is present perfect for completed actions, neither fitting the context.