Jack could have avoided that terrible car accident, but he ________ careful enough.
#102113
A
is not
B
was not
C
hasn’t been
D
hadn’t been
推荐题目
Walmart, which is one of the largest American supermarket chains, _______ some of its store open 24 hours on Mondays through Saturdays.
#101016
A
keep
B
keeps
C
have kept
D
had kept
You’d better write down her phone number before you _______ it.
#99075
A
forget
B
are forgetting
C
forgot
D
will forget
Nick is looking for another job because he feels that nothing he does_______ his boss.
#100926
A
serves
B
satisfies
C
promises
D
support
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
(2014·东北三省三校一联)Traffic conditions in Beijing________for decades.At first people only complained about jams during rush hours，but today every hour is rush hour.
#99124
A
is worsening
B
have worsened
C
have been worsening
D
worsened