The earliest friction firing came out in ( ). A: early of paleolithic era B: middle of paleolithic era. C: middle of neolithic ear D: ealry of neolithic era E: late of neolithic era

Hongshan Culture is the most famous Neolithic archaeological culture in Northern China.

In Western custom, the period between the end of the neolithic period to the middle ages are called _______.

Starting from （ ）, China's diet has begun to be distinguished from the rest of the world. A: Paleolithic B: Xia C: Shang D: Neolithic

Most of the staple foods in China are boiling, and this habit dates from ( ). A: Paleolithic Age B: Mesolithic Age C: Neolithic Age D: 无

According to____ , neolithic potteries include red pottery, gray pottery, black pottery, white pottery and colored pottery. A: ceramic colors; B: ceramic producing techniques; C: decorative patterns; D: structure of pottery kiln;