. From this simple concept ________ that has caused a great change in farming.A.has developed a tech

题目简介

. From this simple concept ________ that has caused a great change in farming.A.has developed a tech

题目详情


. From this simple concept ________ that has caused a great change in farming.
A.has developed a techniqueB.has a technique developed
C.a technique has developedD.developed as a technique has
题型:单选题难度:偏易来源:不详

答案

A

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