A:柑橘、甜菜、水稻
B:甘蔗、水稻、毛竹
C:大豆、水稻、芒果
D:荔枝、水稻、冬小麦
在生态系统中,生产者与消费者之间以及消费者之间通过捕食关系形成()
—What were you doing when the earthquake happened in Jianhe ? —I morning exercises.