单选题
The following is a list of some characteristics of good students, which shows what a hard-working student does and what a teacher likes to see. By learning these characteristics, you may better understand the day-to-day behavior of successful students. These guidelines will help you get down to the business of becoming a serious and successful student. Successful students go to classes regularly. They are on time. They listen and train themselves to pay attention. If they miss a class, they will let the teacher know why before class begins, if possible, and their excuses are reasonable. They make sure they get all missed assignments, and understand what is taught in class. Successful students take advantage of extra opportunities when given. They show that they care about their grades and are willing to work to improve them. They often do the optional assignments that many other students avoid. Successful students are attentive in class. They don't talk, read, or stare out of windows. In other words, they are polite and respectful, even if they get a little bored. They know that learning how to learn is a valuable skill in itself, which they will use throughout their lives. They are also active in class even if their attempts are a bit clumsy and difficult. Successful students see their teachers before or after class or during office hours about grades, comments on their papers, and upcoming tests. They end up at their teacher's office door at least once during the semester. They'll go out of their way to find the teacher and engage in meaningful conversation. They always show the teacher that they are active participants in their learning and that they take the job of being a student seriously.
单选题
In this passage, the author mainly provides ______ for students to follow if they hope to be successful in their learning.