[ Adverb Clauses of Time ]
Please turn off the lights when you _____ the room.
A. leave
B. leaves
C. left
D. leaving

Random Topics:
Past Simple (Questions)Frequency AdverbsDescribing WordsHave as verb and auxiliaryVerb + Infinitive or GerundTenses - Pasive VoiceConditionals Type IPast Continuous TensePronouns, Sentence Structure, and Figurative LanguagePast Simple and Past ContinuousOther quiz:
Future Tenses › ViewMy brother’s flight ____________ by this time tomorrow.
A. will have landed
B. will have landing
C. will found
D. will be finding
Subject Verb Agreement › View
Ham and eggs _______ Nathan’s favorite breakfast.
A. is
B. are
Grammar › ViewGame is a _____________?
A. Singular Noun
B. Plural Noun
C. Proper noun
D. a waste of time
Sentence Structure and Punctuation › View
Which sentence correctly uses dashes to emphasize an interruption?
A. I need you—to finish this—by tomorrow.
B. I need—you to finish this—by tomorrow.
C. I need you to finish this—by tomorrow.
D. I need you to finish—this by tomorrow.
