It  was  about  600  years  ago ______the  first  clock  with  a  face  and  an  hour  hand  was  made .   
#85478
A
that
B
until
C
before
D
when
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It was not until he saw his mom _________.
#85057
A
did the little child stop crying
B
that the little child stopped crying
C
the little child stopped crying
D
when the little child stopped crying