请选择(13)处的最佳答案
A.them
B.these
C.it
D.those
39 There is a mounting pressure on public lands to satisfy US energy demands_____.
A many Americans are unhappy with energy development in foreign countries.
B quite a few public lands are banned for energy development.
C the U.S. is demanding more and more energy.
D many Americans think public lands are being abused.
A for
B on
C without
D in
A But
B Therefore
C In contrast
D On the other hand
A break up
B break into
C break through
D break away from