If we do not deal with ________ problem caused by air pollution, our planet may no longer be ________ healthy place for us.
#7806
A
a; the
B
a; a
C
the; a
D
the; the
推荐题目
People have realized that they should go on __ balanced diet and do _____ exercise every day.
#9187
A
a; /
B
the; an
C
the; the
D
/; an
China’s economic development has made ______ rapid progress in the past 20 years and young people have made ______ great contribution to this progress.
#9928
A
/; a
B
the; a
C
a; a
D
/; /
I woke up with ____________headache,yet by __________evening the pain had gone.
#8956
A
the;the
B
the;an
C
a;the
D
a;an
The biggest whale is ___ blue whale, which grows to be about 29 meters long—the height of ___ 9-story building.
#10523
A
the; the
B
a; a
C
a; the
D
the; a
______large number of people are out of work now and______ number of people out of work is still growing up.
#9846
A
The; a
B
A; a
C
The; the
D
A; the