It was not until Truman reached his office _____ today is Sunday.
A. did he realize
B. that he realized
C. had he realized
D. that he had realized
If vs. WhetherConjunctionFuture Continuous Tense Action, Helping & Linking VerbsAdjectives Ed and IngPassive VoiceCorrelative Conjunction & Complex SentencesPast Simple (to be)Mixed Conditionals
Other quiz: a, an, the, Zero Article
I am eating ___________ enormous hamburger.
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