Topics: Narrative Tenses
The engineers _________ (invent) a new system for transporting water last year.
A. invented
B. was inventing
C. had invent
Select your answer:

Random Topics:
Pronoun & Present SimplePreposition (at,in,on)Grammar and PrepositionGrammar: SyntaxQuantifiers and ArticlesPresent Continous TensePronouns and AdverbsPerfect Verb TensesPresent & Past TensesLinking Verbs and TensesOther quiz:
Grammar › ViewI ___ to the party but I’m not sure yet.
A. might have gone
B. must go
C. might go
Subject-Verb Agreement › View
Last night, Cheryl ________________ too tired to go home and decided to stay over at her aunt’s house.
A. is
B. are
C. was
D. were
