单项选择题

A．It can be used to prolong everyone’s life.
B．It can help find cures for terminal illnesses.
C．It can cure cancer and Aids.
D．It can help freeze people with terminal illnesses and bring them back to life when the cure appears.
<上一题 目录 下一题>
热门 试题

单项选择题
A．About ten years.B．About two years.C．About twenty years.D．About thirteen years.
A．About ten years.
B．About two years.
C．About twenty years.
D．About thirteen years.
单项选择题
A．A certain chemical in their bodies.B．The change of certain circumstances around them.C．A certain temperature.D．A certain season in the year.
A．A certain chemical in their bodies.
B．The change of certain circumstances around them.
C．A certain temperature.
D．A certain season in the year.
相关试题