問題詳情
20. If the yield of agricultural crops _________ up from 9.8 percent, it would havebeen the highest average yield since 1982.
(A)would go
(B)has gone
(C)will go
(D)had goneIV. Error Correction
參考答案
答案：D
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20. If the yield of agricultural crops _________ up from 9.8 percent, it would have been the highest average yield since 1982.