A:Having defeated
B:To have defeated
C:Having been defeated
D:To have been defeated
据研究,1853年,印度人均消费英国棉纱、棉布9.09便士,而中国是0.94便士。这反映出当时中国( )
合理施肥是农业生产中的重要措施.下列化肥属于复合肥料的是( )
地球自转的周期约为____,地球公转的周期为____.
世界上第一次群众性的、政治性的无产阶级革命运动是( )