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Inprevioustimes,whenfreshmeatwasinshort,pigeonswerekeptbymanyhouseholdsasasourceoffood.A.storeB.needC.vainD.supply

题目详情
In previous times,when fresh meat was in short________,pigeons were kept by many households as a source of food.
A.store
B.need
C.vain
D.supply
▼优质解答
答案和解析
D