[ Subject Verb Agreement ]
Either thunder or lightning flashes (are, is) let out by the sky.
A. are
B. is

Random Topics:
Modals and VocabularyInfinitive and GerundWas & Were QuestionsConjunctions and TransitionsGrammar, Conditional Sentences, VocabularyGrammar and VocabulariesPresent ContinuousPast, Present, FutureIf/Unless - Conditional type 1Grammar of Future PlansOther quiz:
Grammar › ViewWhat is a couch potato?
A. A person who likes to eat potatoes on the couch.
B. A potato pillow.
C. A person who likes to sit and watch tv on the couch.
D. A person who likes to play hot potato.
Grammar › View
Mr. Oliver gave the customers some samples to show ——- what the fabric looked like.
A. they
B. them
C. their
D. themselves
Grammar › ViewWhen I grow up, I want a good paying job, so I can take care of my mom.
A. Simple
B. Compound
C. Complex
D. Compound-Complex
Vocabulary › View
Flippancy; joking about serious matters
A. alchemy
B. postulate
C. levity
D. euphemism
