[ Grammar ]
I … my studies by 1990.
A. Completed
B. Have completed
C. Had completed
D. Was completing
Select your answer:
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Parts of SpeechPlurals Active vs. Passive Voice Past Simple vs Past ContinuousExclamationPerfect TensesWho vs WhomPast PassiveProgressive Verb Tenses
Other quiz:
Tenses › ViewJack (met / not) ________ her for months.
A. didn’t meet
B. hasn’t met
C. hadn’t met
D. don’t meet
Grammar › View
__________ earliest successful AI program was written in 1951 by Christopher Strachey, later director of the Programming Research Group at the University of Oxford.
A. A
B. An
C. The
D. That
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