[ Grammar & Vocabulary ]
Turn all the lights … when you leave the room. We don’t want to waste electricity
A. on
B. off
C. in
D. out

Random Topics:
Prepositions and TensesPresent Simple Positive and NegativeDemonstrative PronounModals with Perfect InfinitiveHelping and Linking VerbsPrepositions of Time, Place, and MovementGrammar - ConnectorsAlong & AgainstPassive Voice Present SimpleTenseOther quiz:
Grammar › ViewResearch indicates that this beautiful grayish-white breed most likely originated hundreds of years ago in the Andalucia Region of Spain. Which correction should be made to this sentence?
A. Change indicates to indicated.
B. Add a comma after breed.
C. Add a comma after ago.
D. Change Region to region.
Grammar › View
He ___ attend the meeting last Monday.
A. have to
B. has to
C. had to
D. having to
Tenses › ViewShe ______ working now, she is sleeping.
A. is
B. isn’t
C. are
D. does
Tenses & Affixes › View
I ___ (start) a new hobby during summer vacation.
A. am going to start
B. will started
C. starting
