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He doesn’t think the question of ________they are boys or girls is important.
#30983
A
if
B
whether
C
which
D
that
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      had never occurred to him that he might be falling in love with the new school.
#32016
A
He
B
That
C
It
D
This
________matters most in learning English is enough practice.
#32127
A
What　　　
B
Why
C
Where　
D
Which
I have no idea ______ it is that makes him puzzled.
#33142
A
how
B
what
C
why
D
which
It was a nice meal, _______a little expensive.
#32874
A
though
B
whether
C
as
D
since
You should not go rafting ________ you know how to swim.
#31441
A
if
B
if not
C
when
D
unless