[ Vocabulary ]
The most desirable alternative given up as the result of a decision
A. Marginal
B. Efficiency
C. Opportunity cost

Random Topics:
So / Neither / Either / TooUsed to - Would - TensesPersonal Pronouns and VerbEnglish ArticlePronouns, Sentence Structure, and Figurative LanguagePast SimplePast ParticiplesModals and PrepositionGrammarPresent Progressive TenseOther quiz:
Conjunctions › ViewI have a Toyota Camry _____ a Nissan Almera in my garage.
A. or
B. and
C. also
D. although
Regular vs. Irregular Verb › View
If you think you will ______________ a cold, you should probably not come to school.
A. Caught
B. Catch
Adjective or Adverb: In the sentence “He is a fast runner,” what does the word “fast” describe?
A. He
B. Is
C. Runner
Grammar › View
I haven’t _____________ your keys.
A. see
B. seen
C. saw
