Sustainable ______ is the key indicator of the long-term health of the economy.
A. produce
B. to produce
C. productive
D. productivity

Random Topics:
Grammar - direct/indirect objectsSimple Present ProgressiveVerb PatternsHope, Thank, Modal VerbsPrepositionComparison Degree & GerundsPresent and Past Simple PassiveSubject Verb Agreement and Coordinating ConjunctionsDefinite vs Zero Article Abstract NounsPresent Perfect Simple & Present Perfect ContinuousOther quiz:
Grammar › View“The letter _____ last week,” Ardini said.
A. is sent
B. was sent
C. will be sent
D. sent
Grammar › View
Which of these sentences is punctuated and capitalized correctly?
A. Julian has asked for these gifts, a skateboard, tickets to a concert, and a giant cake.
B. Julian has asked for these gifts: a skateboard, tickets to a concert and a giant cake.
C. Julian has asked for these gifts: a skateboard, tickets to a concert, and a giant cake.
D. Julian has asked for these gifts: a Skateboard, Tickets to a Concert, and a Giant cake.
Tag Questions › ViewYou haven’t tidied your room,_______
A. have you?
B. do they?
C. aren’t we
D. was it?
E. haven’t you
Grammar and Vocabulary › View
Look at that man! He ____________ off his ladder is he isn’t careful.
A. is going to fall
B. is falling
C. will fall
D. falls
