______ to get a ticket for the concert Eason's Life, George has been standing in a queue for 3 hours. 
#90134
A
Determining
B
To determine
C
Being determined
D
Determined
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 _______ on time, this medicine will be quite effective. 
#98430
A
Taking
B
Being taken
C
Taken
D
Having taken
The bad weather meant__________ the rocket launch or 48 hours,.
#98677
A
delaying
B
having delayed
C
to delay
D
to have delayed