From the legend, we can deduce that wugu refers to the important _______crops cultivated earliest in ancient China.
举一反三
- The Son of Heaven refers to the emperor in ancient China.
- 9. It is said that the earliest form of football was called Cuju in ancient China.
- The origin of Chinese writing can be ________ back to ancient China although we are not certain of the date of its invention.
- If we can ___ farming, we can produce more crops with fewer people.
- Wheat is one of the most important food crops in China, which is mainly used in industry.