Update ascii-art.en.md

subjects/ascii-art/ascii-art.en.md

@@ -5,7 +5,7 @@
 Ascii-art consists on receiving a `string` as an argument and outputting the `string` in a graphic representation of ASCII.
 
 - This project should handle numbers, letters, spaces, special characters and `\n`.
-- Take a look on the ASCII manual.
+- Take a look at the ASCII manual.
 
 This project will help you learn about :
 
@@ -20,14 +20,14 @@ This project will help you learn about :
 
 - Your project must be written in **Go**.
 - The code must respect the [**good practices**](https://public.01-edu.org/subjects/good-practices.en).
-- It is recommended that the code should present a **test file**.
+- It is recommended that the code present a **test file**.
 
 - It will be given some [**banner**](https://github.com/01-edu/public/blob/master/subjects/ascii-art) files with a specific graphical template representation of ASCII. The files are formatted in a way that it is not necessary to change them.
 
 ### Banner Format
 
 - Each character has an height of 8 lines.
-- Characters are separate by a new line `\n`.
+- Characters are separated by a new line `\n`.
 - Here is an example of ' ', '!' and '"'(one dot represents one space) :
 
 ```console