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单项选择题

WFP' s plans for underdeveloped countries emphasize the need to ______.
A．develop types of fruit trees that will resist disease
B．extend the area of land fit for cultivation
C．remove or flatten out the tops of hills
D．provide food for farm animals
相关考题

单项选择题 The main aim of the WFP is to ______.

单项选择题 Because there exist surpluses (e. g. wheat, rice, butter) ,aid programs ______.

单项选择题 The main idea of the first two paragraphs is that many people ______.

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