Mr. Li, who _____ his whole life to education, is retiring next month. 
#100073
A
devoted
B
is devoting
C
has devoted
D
had devoted
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It’s the third time he _________with her in a week.
#101319
A
had quarreled
B
quarreled
C
has quarreled
D
quarreling
All the preparations for the task _______, and we’re ready to start. 
#99864
A
complete
B
have completed
C
had been completed
D
have been completed