Finding information in today’s world is easy. The ______ is how you can tell if the information you get is useful or not.

When he applied for(申请)a _______in the office of the local newspaper he was told to see the manager.

As a heavy smoker , he finds it hard to get rid of the habit, which has a bad _____on his health.

The public ______ of the environmental problem will make the government take it seriously. 

After long and hard work, the police at last discovered the         of the baby found by the side of a road.