The last Thursday of November, _______ as a day of thanksgiving in western countries, is an important festival.
#90601
A
observing
B
being observed
C
to be observed
D
observed
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_____ many times, he finally understood it. 
#94484
A
Told
B
Telling
C
Having told
D
Having been told
The salesman scolded the girl caught_______and let her off.
#97859
A
to have stolen
B
to be stealing 
C
to steal
D
stealing
The office ordered his soldiers ________.
#93951
A
stand still
B
do not stand still
C
to not stand still
D
not to stand still