摘要：23．Great efforts to increase grain production if food shortages are to be avoided. A．could be made B．must be made C．might be made D．would be made
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Great efforts to increase grain production if food shortages are to be avoided.
A．could be made B．must be made
C．might be made D．would be made
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Great efforts to increase grain production if food shortages are to be avoided.
|
A．could be made |
B．must be made |
|
C．might be made |
D．would be made |
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Great efforts to increase grain production if food shortages are to be avoided.
A．could be made B．must be made
C．might be made D．would be made
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