1) Often do sports to improve people's self-confidence.<br><br>2) The quality of teaching has a great influence on student achievement.<br><br>3) Parents and teachers should try to reduce the amount of time their children spend watching TV.<br><br>4) The economic downturn has led to an increase in unemployment. (economic slowdown)<br><br>5) People with heavy workloads don't have time to rest.<br><br>6) Cultural heritage is threatened by urban development.
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