The scientists ________ on the new medicine for two years. They will succeed in no time.
#38384
A
work
B
are working
C
have worked
D
will work
推荐题目
---- Did you see the hit New Year’s movie --- If You Are The One (非诚勿扰) last night ? ---- Yes, but when I got to the movie theater , the film ________ for ten minutes .
#40194
A
had begun
B
had been on
C
has been on
D
began
—I hear you _________ the latest laptop for a week.—No, my father ______ it for me as a birthday present a month ago.
#36162
A
have bought, bought
B
have bought, have had
C
have had, have bought
D
have had, bought
_What is Mom doing now? _She______in the kitchen for us.
#42056
A
cooks
B
is cooking
C
cooked
D
will cook