问题
选择题
The rivers have ________, so they will have to spend much money irrigating the crops.[ ]
A. dried up
B. built up
C. broken up
D. gone up
答案
答案：A
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The rivers have ________, so they will have to spend much money irrigating the crops.[ ]
A. dried up
B. built up
C. broken up
D. gone up
答案：A