Low-carbon lifestyle is of great benefit to improve the world environment, but the problem is difficult to _________．
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A
solve
B
be solved
C
solve with
D
solving
推荐题目
He was always sleeping in class. Much to ___, he____first.
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A
us surprise; came out
B
our surprise; came out
C
our surprised; came out
D
our surprising; came out
The actress looked so charming in the beautiful Vera Wang dress that photographers took _______ pictures of her.
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A
a great many
B
mass of
C
the number of
D
a large amount of
I try to ______ a few minutes every day to do some exercises.
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A
set out
B
set off
C
set up
D
set aside
People often use plastics to ______ wood or metal.
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A
in place of
B
take their place
C
take the place of
D
instead of