21.   Children without a father in the same house show a dramatic increase in drug and alcohol abuse, behavioral problems, poverty, suicide, dropping out of school ...

22.   Coleman and Skakel were classmates at the Elan School in Poland Spring, Maine, a therapeutic facility for adolescents with substance-abuse and behavioral problems.

23.   Collins said inmates in administrative segregation because of behavioral problems have used books as weights for years, but only in isolated instances.

24.   Despite her uncontrollable behavioral problems, she still managed to draw people to her with her sense of humor and quick wit, her mother said.

25.   Even low levels can cause central nervous system damage, spurring learning disabilities, hyperactivity and other behavioral problems.

26.   Exemptions cannot be granted for those with felony convictions, a history of behavioral problems such as multiple drunken driving arrests or someone on parole or probation.

27.   Families were surveyed and children were monitored over a period of time for a variety of behavioral problems and measures of well-being.

28.   Experts say children are exhibiting behavioral problems at increasingly younger ages.

29.   Harris and Klebold had never been disciplined for any behavioral problem at Columbine, DeAngelis said.

a. + problem >>共 705
serious 4.46%
economic 3.74%
major 3.48%
financial 2.66%
biggest 2.34%
technical 1.95%
only 1.92%
big 1.91%
potential 1.91%
real 1.87%
behavioral 0.35%
behavioral + n. >>共 175
problem 22.15%
change 8.35%
health 3.58%
disorder 2.56%
economist 2.21%
economics 2.21%
pattern 1.70%
research 1.70%
genetics 1.70%
study 1.53%
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