The South China Sea contains the world's largest reserve of ( ).
举一反三
- China is world’s largest country .
- China was the world's largest producer of cotton in 2018.
- China is the world's first largest aviation market nowadays.
- 中国大学MOOC: China is flanked by the Bohai sea, the Yellow sea, the ____ and South China Seas with the Pacific to the east.
- China is now the world’s largest producer and exporter of raw silk. A: 正确 B: 错误