1. First, practice climbing the grid more. This is the basic skill of tonic, which requires not only speed but also stability.

2. Practice your ears and try to hear the main theme without looking at the bullets.

3. At the same time, learn the relevant knowledge of music theory, and make up a solo in the song without solo, or make a breakthrough in the song with solo, and make up a solo that is different from the original but sounds very harmonious.

4. Practice impromptu solo, which depends on the usual accumulation, listening, learning and practice. Practice makes perfect. Sometimes when you hear a piece of music, you can improvise something.

Note: Climbing the grid is the best and fastest exercise, but it's boring. Don't be impetuous 1234、 1243、 1324、 1342、 1423、 1432, 2 134、2 143、23 14、234 1、24 13、243 1, 3 124、3 142、32 14、324 1、34 12、342 1,4 123、4 132、42 13、423 1、43 12、432 1。 There are infinite combinations of 24 fingering combinations.