There _______ a mother ,a father and three children in the family.
#44144
A
be
B
have
C
are
D
is
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Mary, along with her parents ________ Hainan for a week and they will come back soon.
#43967
A
have been to
B
has been in
C
have been in
D
has been to
This is one of the happiest days ____ spent in my life.
#85594
A
that have ever been
B
that has never been
C
which was ever
D
that had been