A．exploringB．convictingC．exploitingD．extending
A. exploring
B. convicting
C. exploiting
D. extending
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A．in briefB．in effectC．after allD．for example
A. in brief
B. in effect
C. after all
D. for example
A．modelB．evolutionC．processD．return
A. model
B. evolution
C. process
D. return
A．whileB．forC．soD．since
A. while
B. for
C. so
D. since
It is implied in the 3rd paragraph that it is ______.
A. dishonest to deny some genetic manipulations.
B. impractical to change our genetic destiny.
C. dangerous to prepare backup copies.
D. irrational to oppose financial operations.
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