The effort that people devote to a task for which ...

[ Vocabulary ]

The effort that people devote to a task for which they are paid

A. Efficiency
B. Labor
C. Opportunity cost

Select your answer:
A B C D E

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Adjectives To Infinitive/Bare Infinitive/Gerunds Past Simple and Past Progressive Auxiliary Words Present Simple vs Present Continuous Future - Will and Be going to Active and Passive voice Modals and Conditionals Perfect Verb Tenses Present Perfect Simple & Present Perfect Continuous

Other quiz:

Conjunction › View

He isn’t a fan of reality shows, and __________ she.

A. neither are

B. so is

C. neither is

D. so are

Articles and Quantifiers › View

A: Were there ______ passengers on the plane?

B: Not ______ .

A. a few / many

B. a lot of / many

C. many / a few

D. a lot of / much

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Ham and cheese _____ served in the restaurant.

A. is

B. are

Grammar › View

Which words complete this sentence correctly?

The remarkable discovery of the Wollemi Pine in the Greater Blue Mountains [________] the area being inscribed on the World Heritage List in December 2000.

A. is why

B. then caused

C. suggested that

D. contributed to