Whitney Houston’s sudden death suggests that drug abuse is such a serious problem ___________ we should deal with properly.
#76390
A
as
B
that
C
which
D
where
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She still remembers the things and persons they talked about last year.
#77509
A
who
B
whom
C
which
D
that
______is known to us all, only the theory ______ on practice can be practical.
#76757
A
Which; base
B
Which; based
C
As; based
D
As; basing