—Why do you call him Mr．Knowledgeable?— Because he knows almost everything we want to know．
#42559
A
which
B
what
C
who
D
that
推荐题目
Last month, doctors used a 3-D printer to rebuild the face of a person ____ had a bad accident.
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/
B
which
C
whom
D
who
I’ve become good friends with several of the students in my school __________ I met in the English speech contest last year.
#43222
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who
B
where
C
when
D
which
The teacher said ______ wanted to go to the cinema must be there before 6:00.
#43024
A
those who
B
that
C
who
D
which
The skirt ____ she is wearing today was a birthday present from her mother.
#42683
A
this
B
whose
C
what
D
that
It was a cold winter night, and there wasn’t anyone __________the boy could turn for help in the street.
#42639
A
that
B
which
C
whom
D
what