[ Vocabulary ]
measurement of what is produced and what is required to produce it
A. free trade
B. productivity
C. culture
D. market economy
Select your answer:
Random Topics:
Comparison and ModalsAuxiliaries VerbGrammar ModalsMixed Present TensesGrammar and ReadingSimple Present & Present ProgressiveVerbs - third personIndefinite ArticlePresent Perfect & Past Simple TenseOther quiz:
Phrase and Clause › ViewIn time of extreme danger
A. Phrase
B. Independent clause
C. Dependent clause
D. None of them are correct
Verb to Be Tenses & Object Pronoun › View
Fill in the blank with the correct form of ‘to be’ in present tense: He _______ a doctor.
A. am
B. are
C. be
D. is