下列关于商周农业发展的叙述不正确的是( ) A.种植粮食作物“五谷”B.奴隶和庶民集体耕作C.人们已懂得使用粪肥、草木灰和绿肥D.主要劳动工具为青铜器根据课本,当时使用的农具,绝大部分是木、石和骨、蚌所制,仅有极少量青铜工具。很快能选出答案选D。所以这道题应属于容易题,只是学生不明白答案B中为什么奴隶和庶民要一起集体劳作。在 The following narratives about agricultural development in Shang and Zhou Dynasties are incorrect () A. Planting of food crops “grain” B. Slave and collective farming by the common people C. People have understood the use of manure, plant ash and green manure D. The main work tools for bronze ware are based on Textbooks, most of the farm tools used at the time, were made of wood, stone, bone, and eaves, with only a small amount of bronze tools. Can quickly choose answer D. So this question should be an easy question, but the student does not understand why the slave and the commonwealth had to work collectively in Answer B. in