在基孔制中，基准孔的上偏差、下偏差，其数值分别（）。A、大于零、小于零 B、小于零、

（根据短文内容，从方框中选择适当的单词并用其正确形式填空，使短文内容完整。并将答案写在答题卡的相应位置上。每个词只能用一次，有两个多余词。每空1分，共10分）

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Learning in class is a way for students to study. Students sit in the classroom and   小题1:to the teacher. Is this the   小题2: way for students to learn something? Of course not. There is another way to learn, that is, students can teach   小题3:.
How do you teach yourself ? The   小题4: thing you must do is reading. Read something you are interested in,   小题5: what you have to read. The second is that you must ask yourself 小题6:. You can write down the questions. A clever student is usually good at   小题7: questions. The third is to answer the questions yourself   小题8: thinking hard, by reading the text or other books, and sometimes by asking other people. This is the way of teaching yourself. And you must do all these by yourself. If you keep  小题9: like this for a long time, you are sure to   小题10: in your study.