[ Tenses ]
Albert Einstein … the theory of relativity, which fundamentally changed our understanding of physics.
A. develop
B. develops
C. developed
D. will develop
E. is developing
Select your answer:
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Adjectives Ed and Ing-Ing and Infinitive Verb PatternsCoordinating & Subordinating ConjunctionsPast Future TensesVocabulary : Coming & GoingVerb-ing and InfinitiveTypes of PhrasesModal VerbTimeTensesOther quiz:
Grammar › ViewYou had to stay at home yesterday,__________?
A. isn’t it
B. had you
C. hadn’t you
D. didn’t you
Present Forms and Narrative Tenses › View
My father …. on a business trip and my mother and I … in my parents’ bedroom
A. went away, slept
B. had gone away, were sleeping
C. went away, were sleeping