Fill in the gap with the correct form of the verb! Mind the meaning of the sentence! We square go to the beach next Monday if it rains.

We **won't** go to the beach next Monday if it rains.Explanation: The sentence is a conditional statement about a future event. The correct form of the verb to use in this context is the future negative "won't" (short for "will not"). This indicates that the action of going to the beach will not happen if it rains.