Scientists say it will be five or six years __________ it is possible to test this medicine on humans.
#30743
A
after
B
before
C
since
D
when
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Your IQ isn’t _____determines whether you will succeed in your future life.
#30369
A
what
B
where
C
that
D
why
His grandfather was among the first to settle in _____ is now a famous holiday center.
#31133
A
what
B
which
C
where
D
that