[ Mixed General Quiz ]
The Ohio River is one of the most important rivers ___ the United States.
a. on
b. at
c. in
Select your answer:
Random Topics:
Prepositions and Preposition PhrasesTOEFL Adjective and Adverb1st ConditionalModals of Speculation and DeductionPast Simple, Present Perfect TensePresent and Past Perfect TensesConditionalFirst & Second ConditionalNouns as AdjectivesOther quiz:
Conditionals › ViewIf I _____ you, I would say yes to the challenge.
A. is
B. am
C. was
D. were
Grammar › View
_______________________ the film a dozen times, she knew the dialogues by heart.
A. Watched
B. Watching
C. Having watch
D. Having watched