1. Draw a straight line as the ground first.

2. Then draw two connected radian lines on the ground as grass.

3. After that, draw multiple plants in the same way.

Draw a tree next to the grass, draw the trunk first, and draw some lines and textures on the trunk.

5. Draw branches and leaves connected to the trunk.

6. Then draw a flower next to the tree, and draw the branches first.

7. Then draw petals on the branches.

8. Draw a leaf on each side of the branch and draw a stem vein on the leaf.

9. Draw some grass beside the flowers.

10. Finally, fill the painted flowers and trees with colors to enrich the picture, so that the flowers and trees can be drawn.

The knowledge tree was invented by Professor David Ding, an internationally renowned financial expert, after more than 20 years of painstaking research. Knowledge tree is the financial law of Professor David Ding, the discoverer, inventor and predictor of the financial crisis and an internationally renowned financial expert. He used more than 20 years of research and practice to discover, invent and create.

David Ding owns a number of intellectual property rights, including the trademark right of knowledge tree. Knowledge tree reveals the structure, formation law and process of knowledge, which is exactly the same as the structure, growth law and process of tree. This is the first time that human beings have discovered human culture and civilization.

According to Professor David's research and textual research, the word subject in science, discipline and discipline comes from the word tree, which is equivalent to a tree. He is on the left and the beans are on the right. Grass is the general name of Gramineae plants, seedlings, hoes at noon, sweat dripping into the soil. Bucket means quantity. In short, it refers to the classification and classification of millet.

It can be seen that the word "ke" not only has the meaning of categorization, including branches of disciplines, but also has the meaning of quantitative analysis. Having said that, trees are the epitome of the laws of heaven and earth. Trees are the roots of human beings. Before humans appeared on the earth, plants, including trees, had lived on the earth for billions of years, providing enough oxygen for all living things, including humans.