David suddenly realized that the waiter was the same man _____ face he had seen in a painting many years ago.
#69754
A
which
B
that
C
of whom
D
whose
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_________ he is, he has a wide range of knowledge.
#72084
A
Although a child
B
While child
C
Child as
D
A child as
He won’t wear a hat _____.
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A
however cold it is
B
how cold it is
C
however it is cold
D
however cold is it