Topics: Adverb Clauses
Identify the subordinate clause in the sentence:
You must do the grammar lesson unless you have already mastered it.
A. unless
B. do
C. mastered
D. lesson
Select your answer:

Random Topics:
Passive Voice, Modals of Deduction and First ConditionalAdverbsModal "Have to"Adjectives & AdverbsGrammar, adverbs of frequency placementPresent & Past TensesNoun / PronounVerbs, Tenses, and VocabularyPast Simple vs Past ContinuousGrammar - Wh QuestionsOther quiz:
Grammar › ViewChoose the verb that agrees with the subject.Christian and Jennifer ________ to go canoeing next Saturday.
A. are trying
B. is trying
C. tried
D. have tried
Conditionals › View
_____ he here, how would you behave?
A. Did
B. Had
C. If
D. Were
