The human body consists of organs, each ____a definite job to do. 
#91088
A
Have
B
to have
C
Has
D
having
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Walter offered us a lift when he was leaving the office, but our work _______, we refused his offer.
#91138
A
not finishing
B
had not been finished
C
not having finished
D
not finished
With all things _______, we should follow his advice.
#91011
A
considered
B
having considered
C
being considered
D
Considering