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All the photographs in this book,     stated otherwise, date from the 1950s.
#30755
A
unless
B
until
C
once
D
if
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He always took a notebook with him _________he could take down something important at all times and all places.
#31171
A
because
B
so that
C
in case
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if only
Do you know the man ____ my teacher just shook hands?
#33012
A
to whom
B
whom
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whose
D
with whom
It is not always easy for the public to see _______ use a new invention can be of to human life.
#31304
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whose
B
which
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that
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what
The meaning of the word "nice' changed a few tines        it finally came to include the sense "pleasant."
#30017
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before
B
after
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since
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while
It would be unfair to clone any extinct animals       they were to live in a zoo.
#34232
A
or
B
if
C
but
D
whether
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