单项选择题
A．Jane got angry at Bill’s idle life. B．Bill failed to adapt to the new situation. C．Bill blamed Jane for neglecting the family. D．The children were not taken good care of.
A．There is still a long way to go before man can control natural disasters. B．International cooperation can minimize the destructive force of natural disasters. C．Technology can help reduce the damage natural disasters may cause. D．Scientists can successfully predict earthquakes.
A．By judging to what extent they can eliminate the risks. B．By estimating the possible loss of lives and property. C．By estimating the frequency of volcanic eruptions. D．By judging the possible risks against the likely benefits.