We can never expect____bluer sky unless we create____ less polluted world.
#9999
A
a; a
B
a; the
C
the; a
D
the; the
推荐题目
The movie Transformers 3 brought in 1.2 billion dollars in 2011, which was ________ new height in ________ director’s career.
#9034
A
a; a
B
a; the
C
the; a
D
the; the
—What about __________ lecture yesterday?—Well，__________ most boring one indeed.
#7733
A
／；the
B
the；a
C
the; the
D
／；a
---Do you know who invented ________ telephone?---No. But it is really________ most important invention.
#9799
A
/; the
B
the ;/
C
/ ;a
D
the ;a
We have every reason to believe that __________ 2012 London Olympics will be ________ great success.
#9075
A
a; /
B
the; /
C
the; a
D
a; a