The most important______of the farmers in Iraq is dates, of which Iraq is the wo

游客2025-01-31 50

问题 The most important______of the farmers in Iraq is dates, of which Iraq is the world’s leading exporter.

选项 A、economic crop
B、cash crop
C、money crop
D、staple

答案 B

解析固定搭配。A．economic crop不这样用，“经济作物”应为cash crop；C．money crop不符合英语习惯；D．staple主要产品(或商品)，原材料。另：a food crop粮食作物；an oil-beating crop油料作物。

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