People are _________the use of alternative energy sources. Because the fossil fuels _________will be used sooner or later.
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A
pushing for/ consumed
B
struggling for /being consumed
C
pushing for/ being consumed
D
preferring /being used
推荐题目
The price of cell phones_______ recently.
#83799
A
has been raised
B
has been risen
C
has been fallen behind
D
has been broken down
One of the provinces in the north has          to form a new state. 
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A
broken down
B
broken up
C
broken out
D
broken away
Two American couples each  ___ a Chinese girl and they happen to be twin sisters.
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A
have adapted
B
has brought up
C
has received
D
have adopted