[ Grammar ]
The telephones_______ by Alexander Graham Bell.
A. is invent
B. is inventing
C. invented
D. was invented
Select your answer:

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Grammar - used toPresent Continuous TensePresent Perfect Tense or Present Perfect Continuous TenseConjunction: Because and SoGrammar and StructurePrepositions & Modal VerbsModals Deduction: cant /mustContrastive ConjunctionsGerund NounComparatives - SuperlativeOther quiz:
Grammar › ViewWhat do you ________ to do?
A. has
B. have
C. had
Run-on Sentences › View
WHAT IS THE BEST WAY TO CORRECT THIS SENTENCE: The hurricane caused record flooding across the state, it also knocked out power for millions.
A. Add the conjunction “nor” after the comma.
B. Add the conjunction “or” after the comma.
C. Add the conjunction “but” after the comma.
D. Add the conjunction “and” after the comma.
E. Sentence is correct as is. No need to modify.
