With Halloween approaching, there exists a real concern among parents and teachers __________ trick or treating will become a seriously anti-social activity.
#69248
A
whether
B
what
C
that
D
how
推荐题目
If I _____ one million dollars, I________ travel around the world with my parents.
#41185
A
have; will
B
had; will
C
had; will
D
had; would
Whether ways will be found to stop pollution or not is just___________ worries the public.
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A
why
B
which
C
that
D
what
It was the skills that he had acquired at his training period enabled him to get such a high post in that world-famous company.
#70097
A
when
B
that
C
who
D
which
you may have , you should gather your courage to face the challenge .
#67965
A
However serious a problem
B
Whatever serious a problem
C
However a serious problem
D
No matter how a serious problem
Sarah Brightman, ________ will fly to space in 2015, is the first woman to fly there in the field of music.
#67278
A
who
B
that
C
which
D
whose