节水农业是提高水有效性的农业是水、土、作物资源综合开发利用的系统工程。()
参考答案:对
识读下图,回答问题:
(1)这是哪次战争的形势示意图?
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(2)这次战争的目的是什么?
(3)这次战争始于哪一年?这次战争讨伐的主要对象是谁?
Do you know _________ Zunyi or not tomorrow?[ ]
A. whether are they leaving for
B. whether they are leaving for
C. if they are leaving for
D. if are they leaving for