[ Passive Voice of Tenses ]
Electricity …. by Thomas Alva Edison.
A. invented
B. was invented
C. will invent
D. will be invented

Random Topics:
Passive Voice, Question Tag, PrepositionsGrammar - Countable/ UncountableIntermediateAdjectives and VocabularyGrammar on ConditionalsAdjectives and PrepositionsTenses & PrepositionPast Simple and Past ProgressiveGrammar - may & mightProgressive TensesOther quiz:
Conjunctions › ViewThey played board games __________ they waited for the rain to stop.
A. as if
B. while
C. once
D. before
Complex Sentences with Adverb Clauses › View
I will call you _____ I finish my homework.
A. by the time
B. until
C. as soon as
D. since
Vocabulary › ViewFill in the blank with the word that most naturally completes the phrase: lose ________
A. experience
B. festival
C. powerful
D. sunset
E. weight
Present Perfect & Past Simple Tense › View
Yesterday, I _____________ a headache.
A. have had
B. had
C. has
D. have
