48. (单选题) ___in the arguments about the morality of artificially reproducing life is the fact that,at present, cloning is a very inefficient procedure.(本题1.0分) A、 Overlooked B、 Overlooking C、 Having overlooked D、 Having been overlooked

48. (单选题) ___in the arguments about the morality of artificially reproducing life is the fact that,at present, cloning is a very inefficient procedure.(本题1.0分)
A、 Overlooked
B、 Overlooking
C、 Having overlooked
D、 Having been overlooked

出自：陇东学院-大学英语(专升本)

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