Doctors warn that watching television for more than two hours per day when you are young can ______ learning difficulties and a loss of concentration.
A. cope with
B. escape from
C. lead to
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Computer games can be so ________ that some people do almost nothing else.
A. addictive
B. additive
C. active
No _______ shows that the singer has committed suicide.
A. performance
B. evidence
C. acceptance
The _______ of education on life is obvious.
A. effect
B. affect
C. effective
Maybe in the future, doctors will find a ______ for AIDS.
A. cure
B. treat
C. method
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