The UFO phenomenon is not new to us, but scientists are still not able to offer

游客2023-07-20 35

问题 The UFO phenomenon is not new to us, but scientists are still not able to offer any______ explanations.

选项 A、specific
B、rational
C、virtual
D、literal

答案 B

解析形容词辨析 specific“明确的，特殊的”；rational“理性的，合理的，推理的”；virtual“虚拟的，实质的”；literal“文字的，照字面上的”。

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