填空题

Growing GM crops is initially ______ but cheaper in the long run.

【参考答案】

expensive/costly
<上一题 目录 下一题>
热门 试题

填空题
______ is inherently dangerous unless better testing methods are developed.
填空题
This article tells us that further studies are needed to assess the potential risks of GM foods even though the technology promises many benefits.
相关试题