43. It remains unsettled whether the global food supply problem can be

　　42 One possible solution to the food security problem is diversification of diet 　　答案&解析　　42 答案解析L。

来源 : 新东方在线 2025-04-18 16:41:06 关键字 :

　　41 Although farms in the US can move a bit northward, crop yields may decrease 　　答案&解析　　41 答案解析F。

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　　40 People wonder if certain crops and foodstuffs could disappear like some animal species due to climate cha

来源 : 新东方在线 2025-04-18 16:39:36 关键字 :

　　39 It is predicted that climate change will affect the availability and price of quality chocolate 　　答案&解

来源 : 新东方在线 2025-04-18 16:38:54 关键字 :

　　38 A recent news report talked about scientific efforts to help crops survive droughts through genetic engine

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