All the photographs in this book, _______ stated otherwise, date from the 1950s.
#68389
A
unless
B
until
C
once
D
if
推荐题目
Only by hard work _________ learn English well.     
#69541
A
you can
B
can you
C
you could
D
could you
_______in the ocean, it becomes powerless once it is on the beach. 
#69193
A
However a whale is powerful
B
However powerful a whale is
C
Whatever a powerful whale is
D
Whatever powerful a whale is
At last, they reached _______ there was no grass and trees.
#68235
A
to the place where
B
where
C
the place which
D
in which