(2014·宝鸡三检)By the time the girl comes back to life，scientists probably________a cure for this incurable disease.
#99123
A
will have discovered
B
are discovering
C
will be discovering
D
have discovered
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Progress ________ so far very good and we are sure that the work will be finished on time.
#99165
A
was
B
had been
C
has been
D
will be
At the time of the earthquake Jeff was still in his office. He ________ to finish a project before he left for the day.
#104776
A
has tried
B
had tried
C
has been trying
D
had been trying
I’m glad to see that you ________ a lot of progress since I ________ you last.
#104786
A
will make; have met
B
have been making; met
C
had made; met
D
have made; meeting