Grades in English are important because you must pass all of your English classes to get a diploma. The truth is the grades make for any of your classes represents you, the pride you have in yourself, and your work ethic. Think of your grades as a pay check for the amount of work that you do. Below you will find a video about grades, enjoy.
You will spend a lot of time doing individual work and a lot of time reading non-fictional and expository works. This is important because you need to learn to work on your own analyzing and working with expository text if you plan to excel in the work-force. The video below is an example of the frustrations business people feel with how unprepared students are for enterimg the world of business.