Usually points are deducted, depending on the situation. The answer is only a reference standard, as long as you are around the test points to answer the question, will not be deducted points, especially after the new course reform, the test syllabus has stated that similar to this problem, students as long as the answer to the test point of the question, it makes sense. As for the deduction, that is, the maximum 2 points within 2 points, it depends on how your language organization weighs. Reading textbooks is the beginning of cultivating self-study ability. For those who can understand the examples, first read the textbook self-study, and then do exercises, the teacher through the inspection of the exercises found the problem. Textbooks are the main source of knowledge for students, and many students think that they can learn well as long as they understand what the teacher says in class. In fact, to truly understand the teacher's teaching alone is not enough, we must also make full use of the relevant extra-curricular books, deepen and expand and integrate the knowledge learned. Self-study of missing knowledge, in order to lay a solid knowledge foundation, so that their knowledge can keep up with and adapt to the learning of new textbooks. In order to cooperate with the study of new textbooks, systematically self-study some relevant reading material. Self-study the new material systematically in advance without the limitation of the teacher's teaching schedule.