28. It is only when agriculture is fully developed___________industry can have abundant materials an

题目简介

28. It is only when agriculture is fully developed___________industry can have abundant materials an

题目详情


28. It is only when agriculture is fully developed___________industry can have abundant materials and markets.
A.thatB.whenC.beforeD.Until
题型:单选题难度:偏易来源:不详

答案

A

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