中国现有草地面积3.9亿公顷，其中可利用面积3.2亿公顷，居世界第三位。
A、There is a 390 million hectares grassland in Chin In the grassland, about 320 million hectares can be cultivated, and it places China the third in the worl
B、China has grassland area of 390 million hectares, of which about 320 million hectares can be cultivated, which places China the third in the worl
C、China has grassland area of 390 million hectares, of which about 320 million hectares can be cultivated, which places China the third in the worl
D、There is 390 million hectares grassland in Chin In the grassland, about 320 million hectares can be cultivated, places China the third in the worl
【正确答案】：B
