More than a quarter of the energy       in the United States goes to moving people and goods from one place to another.
#96143
A
using
B
used
C
to use
D
use
推荐题目
Please excuse me for _____ in without ______.
#94389
A
coming, asking
B
coming, being asked
C
to come, asking
D
to come, being asked
The split between humans and apes is believed by scientists______15 to 20 million years ago.
#90155
A
to be occurring
B
having occurred
C
to have occurred
D
to occur