Traffic conditions in Beijing ________ for decades. At first people only complained about jams during rush hours，but today every hour is rush hour.
#101468
A
is worsening
B
have worsened
C
have been worsening
D
worsened
推荐题目
Sun Yang, a young Chinese swimming talent, ________ several gold medals before the 2012 London Olympics.
#99449
A
won
B
has won
C
had won
D
were to win
— I’m sorry, I thought the remark would amuse you.— It _____.
#104978
A
wouldn’t
B
won’t
C
doesn’t
D
hadn’t
—Tommy is planning to buy a car.—I know. By next month he _____ enough for a used one.
#100921
A
will have saved
B
saved
C
will save
D
saves
The play next month aims mainly to reflect(反映) the local culture．
#100748
A
produced
B
being produced
C
to be produced
D
having been produced
All possible means ____ to prevent the air pollution, but the sky is still not clear.
#100326
A
is used
B
has been used
C
are use
D
have been used