It isn’t clear_____ is to blame.We need to find a solution to the problem first.
#85098
A
who is it that
B
who it is that
C
it is who that
D
that who it is
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It was the news _________ he got the first prize ________ made his father excited.
#84938
A
that; that
B
which; which
C
which; that
D
that; which
(2013·重庆，27)It was with the help of the local guide ________ the mountain climber was rescued.
#84746
A
who
B
that
C
when
D
how
-- I didn't realize how popular the restaurant was until I made a reservation the other day.-- I beg your pardon, but when __________?
#84904
A
was you realized it
B
it was that you realized it
C
you realized it
D
was it that you realized it