diff --git a/units/en/unit1/tasks.mdx b/units/en/unit1/tasks.mdx
index a5e7e05..cfb4d86 100644
--- a/units/en/unit1/tasks.mdx
+++ b/units/en/unit1/tasks.mdx
@@ -6,7 +6,7 @@ A task is an **instance** of a Reinforcement Learning problem. We can have two t
 
 In this case, we have a starting point and an ending point **(a terminal state). This creates an episode**: a list of States, Actions, Rewards, and new States.
 
-For instance, think about Super Mario Bros: an episode begin at the launch of a new Mario Level and ends **when you’re killed or you reached the end of the level.**
+For instance, think about Super Mario Bros: an episode begins at the launch of a new Mario Level and ends **when you’re killed or you reached the end of the level.**
 
 <figure>
 <img src="https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit1/mario.jpg" alt="Mario">