問題集
I work through the exercise book.
私は問題集を解きます
I work through the exercise book before the exam.
私は試験前に問題集を解きます
I work through the exercise book with my friend before the exam.
私は試験前に友達と問題集を解きます
I work through the exercise book with my friend at the library before the exam.
私は試験前に友達と図書館で問題集を解きます
I work through the exercise book starting from the hard questions with my friend at the library before the exam.
私は試験前に友達と図書館で難しい問題から問題集を解きます