to hit the books
to begin to study in a serious and determined way.
I have to hit the books this weekend — I have two exams next week.
I spent the weekend hitting the books.
I gotta go home and hit the books. I have finals next week.
At exam time we all hit the books.
I can’t go out tonight. I’ve got to hit the books.
To learn English, she not only hit the books but also practiced conversing with others every day.