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Please turn off ______ air – conditioner when you leave ______room.
A. x/the
B. the/the
C. a/x
D. the/a

Random Topics:
Past and Future TensesPresent and Past Perfect TensesTOEFL Adjective and AdverbInfinitives or GerundsComplex SentencesCountable & Noncountable NounsTOEIC Tenses, VerbsAdverb PhrasesTime ConjunctionsPresent, Past, and Future TimeOther quiz:
Figurative Language › ViewSilly Sammy swam so smoothly’ is an example of:
A. onomatopoeia
B. metaphor
C. alliteration
D. idiom
So - Too - Either - Neither › View
I love dancing, and my sister loves it, __________.
A. so
B. too
C. either
D. neither
Modal Verbs › ViewI __________ (can / should) help you with that if you want.
A. shall
B. must
C. can
D. will
Modals › View
All students __________ obey the school regulations.
A. could
B. must
C. are able to
D. will
