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Greater efforts to increase agricultural production must be made if food shortag
Greater efforts to increase agricultural production must be made if food shortag
游客
2024-09-25
1
管理
问题
Greater efforts to increase agricultural production must be made if food shortage ______ avoided.
选项
A、is to be
B、can be
C、will be
D、has been
答案
A
解析
时态题。if从句中的动作还没有发生,只是提出目标。be to do sth.可表示按照计划、约定将要发生的动作,故A正确。will do sth.暗含有主观意愿之意,不符题意。
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