41. The use of fertiliser and improved seeds can help Africa's small

　　40 Africa is especially susceptible to the effects of global warming partly because it has difficulty feeding

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　　39 Improved farming practices have enabled Kenyan farmers to increase farm produce remarkably 　　答案&解析　　39

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　　38 Parts of Africa are getting warmer much faster than the average, with southern Africa witnessing roughly

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　　37 Building connections between farms and major purchasers of their produce can promote African farmers& 39; u

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　　36 It is said that agricultural productivity in many African countries has remained low for a century 　　答

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