题目

.从使用工具来说，下列各项符合西周农业生产情况的是（ ）   A．他们用磨光的石器和木制的耒耜开垦土地，用石刀收割庄稼。   B.用耒耜耕地，种植水稻。   C．已用一定数量的青铜农具进行农业生产   D. 已用铁器进行农耕。 答案：C听下面一段材料，回答以下小题。【1】Where may Cathy work?A. At a radio station. B. At a TV station. C. At a middle school.【2】What's the problem between David and his mom?A. They don't care for each other.B. They often argue with each other.C. They have no talk with each other.【3】What does Cathy advise David to do?A. To ask his father for help.B. To take a trip with his mom.C. To talk about his feelings with his mom.