The problem ______ serious moral and ethical dilemmas much more worthy of consideration than those of genetic engineering and th

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问题 The problem ______ serious moral and ethical dilemmas much more worthy of consideration than those of genetic engineering and the like.

选项 A、probes
B、poses
C、exposes
D、deports

答案C

解析 expose显露；probe细查，探究；pose引起，造成；deport将...驱逐出境。

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