Education ______ how to survive an earthquake should be a major emphasis for all governmen

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Education ______ how to survive an earthquake should be a major emphasis for all government programs and earthquake-related projects.

A.concerned

B.concerning

C.is concerning

D.being concerned

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。