______ that the environment continues to be damaged at the current rate it will not be lo

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______ that the environment continues to be damaged at the current rate, it will not be long before the earth is totally destroyed.

A.Concerning

B.Assuming

C.Ascertaining

D.Regarding

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_________。

答案解析

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  • 正确答案:B
    concern和regard均可作动词,但concerning和regarding可作介词,意思为“有关,关于”,后面不直接跟that从句,如:Regardingthepunishment,whatwouldyouadvise?ascertain“确定(事实),探知”;assume“假定,假想”,assuming可以作连词表示“如果”,相当于given。B为正确答案。