The speed limit for bicycles on campus is 15 mph, ___________ otherwise posted.
#11843
A
unless
B
until
C
since
D
however
推荐题目
Harry telephoned to the airport to______ whether Flight 24 for San Francisco is departing on time.
#11902
A
prove
B
ensure
C
confirm
D
identify
___________ you have your computer stolen. You forgot to lock the door when leaving.
#13804
A
No excuse
B
No surprise
C
No matter
D
No wonder
— My computer _______ start, no matter how hard I try.— It might have crashed.
#11268
A
won’t
B
shouldn’t
C
mustn’t
D
wouldn’t
According to a recent U.S. survey, children spent up to 25 hours a week ____ TV.
#11837
A
to watch
B
to watching
C
watching
D
watch