Filling in the blanks is quite difficult and requires some calculations. In fact, it is a small calculation problem. Remember that we were four topics at that time.
Calculation problem, there are several basic problems in the calculation problem, such as geometry, which can be worked out carefully, and then there will be several more difficult problems; It takes a certain level to do it well.
There will be geometry in the big topic of the calculation problem. Generally choose one type from ellipse, hyperbola and parabola. You must remember some properties of these three figures, which can help you solve problems quickly.
When you encounter a difficult problem, don't panic or be busy. Remember, it won't be easy for others if you are difficult. Remember to carefully consider the slightly more difficult topic. Don't jump to the next topic when you encounter a slightly more difficult topic, which will cause you to jump all the time and then skip most of the time.
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No matter how you say it, you can't compare with your usual efforts. Usually, you have to accumulate more problems. Many college entrance examinations in China should be mechanical. If you do a lot of questions and really understand them, you won't do too badly in the college entrance examination.