[ Definite vs Zero Article Abstract Nouns ]
___ research is difficult but rewarding.
A. the
B. (-)
Select your answer:
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Passive Sentences › ViewActive: The French team has won the silver medal
Passive: The silver medal _________________ by the French team
A. has been won
B. had been won
C. has been being won
D. have been won
Tenses for Hospitality › View
The bellboy ___ luggage to the room.
A. carry
B. carries
C. carried
D. is carrying