航天技术的进步，只是我国几十年来取得的巨大成就之一。除此之外

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航天技术的进步，只是我国几十年来取得的巨大成就之一。除此之外，我国在哪些领域同样取得了巨大成就，跃居世界先进行列：
①核技术 ②基因测序 ③杂交水稻 ④克隆技术

A．①②③

B．②③④

C．①③④

D．①②④

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