It is best to learn English at night, about 8: 00 to 1 1, because people have the best memory and the environment is quiet at this time, but silence is also suitable for doing something with strong logical intensity and no interference.

Math and physics are best done in the morning, about six o'clock in the morning, then peak at nine o'clock, and then gradually weaken. It is not recommended to study in the afternoon. You can learn without thinking. At this time, people's response is the slowest.

So there are two good study periods in a day.