Although I chose challenging courses, I was used to coasting toward As.
Although I chose challenging courses, I was used to coasting toward As.
虽然我选择了挑战性的科目，我还是习惯于向A的学分而努力。
Although I chose challenging courses, I was used to coasting toward As.
虽然我选择了挑战性的科目，我还是习惯于向A的学分而努力。