______ was the founder for the paleontological studies in China.
A. Yang Zhongjian ( C.C. Yang )
B. Dong Zhiming
C. Bian Meinian
D. None above
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There are ethnic groups originated in Yunnan.
A. 56
B. 25
C. 15
D. 16
What makes the Lion Hall a natural music hall?
A. honeycomb caverns in the ceiling
B. the roaring of lions
C. the rushing rivers
D. the heavy wind
Those upside-down-growing cone-shaped stones are called _____.
A. stalactites
B. stalagmites
C. marble
D. pebbles
Those bottom-up stones rising from the ground are called _____.
A. stalactites
B. stalagmites
C. marble
D. pebbles