First of all, when doing the last three questions, you should be calm and unhurried, which is often more important than skill.
In addition, we should do more, watch more, do real questions, look at the answers, understand the analysis process of the answers, start with the methods and do the calculations ourselves.
Auxiliary lines ... remember some common additions, such as midline, normal, vertex perpendicular, etc. Hehe, I remember something these two days ~ ~
The fixed point problem holds that the momentum is constant. Whoever does not change depends on him, find out his relationship with the variable X, and list the equations.
There is also the need to look at more problems. If you can't solve a problem for too long, go back and read it again.
Finally, it is also very important: learn to give up, not giving up the exam, but giving up the questions that will prevent you from continuing to grab points!
Friend, I wish you success in the college entrance examination! Be admitted to an ideal university!
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _