A. human beings long for an immortal life B. people can live immortally as technology develops C. there are many difficulties in making the Soul Catcher D. the invention of Soul Catcher has great significance 参考答案:B 答案解析:全文主旨题。总结各段的主题句即可得出本文主题:随着科技的发展,人类可以实现“永生”。