The Science Museum, ________ we visited during a recent trip to Britain, is one of London’s tourist attractions. 
#74484
A
which
B
what
C
that
D
where
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The old man has two sons,________is a soldier.
#67015
A
one of whom
B
both of them
C
all of whom
D
both of whom
Would you please put the dictionary ____ it belongs ?
#73578
A
to whom
B
to which
C
where
D
that