★ Noun Clauses
It was in 1875 _________________ joined the staff of the astronomical observatory at Harvard University.
A. that Anna Winlock
B. (Anna Winlock, who
C. as Anna Winlock
D. (Anna Winlock then
Preview next quiz:
Do you know __________ from the earth?
A. how far the moon is
B. if how far the moon is
C. how far is the moon
D. whether how is the moon far
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