[ 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

Random Topics:
Modals for RecommendationsIndefinite PronounsWill or Going toAdverbial ClausesCountable - UncountableRun-On SentencesSentence Structure and Grammar RulesVerb Present Simple TensePrepositions of Place and TimePast Continuous TenseOther quiz:
Present Continuous › ViewMolly and I …………………… for our Maths test
A. are studying
B. studying
C. is studying
D. am studying
Grammar › View
My best friend got accepted into a new school and moved ______ away.
A. further
B. farther
Let’s try out that new restaurant round the corner, ___
A. shall we?
B. will we?
Present Continuous › View
My dog is ________ water.
A. drank
B. drink
C. drinking
