[ Tenses ]
When you …… the hotel room, make sure you turn off all the lights.
A. leave
B. leaving
C. left
D. will leave

Random Topics:
Gerund and InfinitiveGrammar ModalsFirst Conditional & Future TensesGerund/ To Verb/ VerbModal PossibilitiesAdjectivesMixed ConditionalsExpressing Obligation and ModalsTOEICVerb Tenses (Progressive, Perfect)Other quiz:
Grammar › ViewSam an Julie _____ very happy
A. look
B. looks
C. looking
Modal Auxiliaries and Similar Expressions › View
Which modal phrase describes a past habit?
A. Used to
B. Be used to
C. Could
D. Should