Update task.md

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MovingCode/WhatArePullUpAndPushDownRefactorings/ApplyPushDownRefactoringPractice/task.md

@@ -1,8 +1,8 @@
 ### Task
 
-In the `Animal` file, there are methods that are common for all animal types such as `sleep()` and `eat()`.
-You need to identify methods that are specific for some animals and apply the Push Down refactoring
-to move them to the corresponding classes from the base interface.
+In the `Animal` file, there are methods that are common for all animal types, such as `sleep()` and `eat()`.
+You need to identify methods that are specific for certain animals and apply the Push Down refactoring
+to move them from the base interface to the corresponding classes.
 
 ### Hints
 
@@ -13,6 +13,6 @@ Use the &shortcut:Refactorings.QuickListPopupAction; (macOS) or `Shift+Ctrl+Alt+
 
 <div class="hint" title="Refactoring Hint">
 
-Make sure that you deleted not relevant methods after refactoring in `Cat` and `Dog` classes.
-For example, `meow()` method should be only in the `Cat` class.
+Make sure that you deleted irrelevant methods in the `Cat` and `Dog` classes after refactoring.
+For example, the `meow()` method should only exist within the `Cat` class.
 </div>