用所给短语的正确形式填空
the key to; have a lasting effect upon; be willing to;cut back on; be beneficial to; be concerned about;side by side
The government  _______  their citizens' safety in Liberia, and arranged special planes to take them home.
A holiday near the seaside will _______ his health.
The two bottles stood  _______  on the table.
Parents' broken marriage will _______ their children.
More and more people _______ donate their blood to those patients.
The unions are strongly against any plans to _______  industrial production．
What's  _______ decreasing the traffic accidents?