[ Definite vs Zero Article Abstract Nouns ]
___ alternative energies that have been most recently developed are superior to previous ones.
A. the
B. (-)

Random Topics:
InfinitivesPreposition and Preposition PhraseSimple Present Continuous TensePreposition of DirectionAdverb Clause ConnectorNarrative TensesBe going to / WillPunctuationConjunctions and PrepositionSimple Present and Simple PastOther quiz:
Modal Verb › View______ to we to knock if the door is closed?
A. ough
B. should
C. had better
D. can
Grammar › View
I gave my teacher a __________ of flowers.
A. bundle
B. bunch
C. bouquet
Grammar › ViewI ______ read a book last month.
A. didn’t
B. did
C. walked
D. listened
Grammar › View
Mary reached there at dawn. /Spacial question/
A. Who reached there at dawn?
B. Who reach there at dawn?
