These experiences ______ me _____ the drug’s harmful effects. 
#19785
A
are convinced; by
B
convinced; of
C
were convinced; by
D
convinced; at
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 The tickets are________ for 5 days only.
#18128
A
favorite
B
available
C
convenient
D
familiar
_______should not be allowed to get ears pierced.
#34958
A
Twelve-year-old
B
Twelve-year-olds
C
Twelve years old
D
Twelve years olds