Many doctors and scientists are working hard on curing AIDS. We hope AIDS _____ one day.
#41672
A
will cure
B
will be cured
C
will treat
D
will be treated
推荐题目
---How often ___________ the Olympics _____________? ---Every four years. 
#42174
A
is, taken place
B
is, hold
C
does, hold
D
does, take place
While the alien ________ the museum, the boy called the TV station.
#37872
A
visiting
B
was visiting
C
visited
D
visit