The president delivered an enthusiastic speech, in which he expressed confidence in building national ______and unity by improving the life of all citizens.
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If these different assessment methods _____on the same conclusion, then we can have greater confidence in their outcome.
There is little doubt that the effectiveness of the reform was greatly _____by its internal difficulties and external opposition.
The pollution from the factories continues to______ the river and also poses a serious health threat to people living nearby.
Indeed,the______ behavior popularized by music videos, reality television, and violent movies indicated that authority, standards, and personal responsibility all had declined.