[ Definite vs Zero Article Abstract Nouns ]
___ alternative energies are improving all the time.
A. the
B. (-)

Random Topics:
Simple Past vs Past Continuous TenseTransitional WordsModal Verbs and ConjuctionsFood VocabularyDo not- Does notCountable - UncountablePresent Simple vs Present ContinuousConditional TensesModals of Obligation & ProhibitionGerundOther quiz:
Modals › ViewI will have to finish this project by Friday.
A. Ability
B. Moral duty
Jobs › View
Astronomers
A. Study the stars
B. Study wild life
C. Study mountains
D. Study English
Tenses › ViewI learnt some interesting idiomatic expressions after I ______ this show.
A. had watched
B. watch
C. have watched
D. will watch
Grammar › View
I can’t ___________ eating rice every day.
A. gets used to
B. got used to
C. getting used to
D. get used to
