[ 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

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Present Perfect or Past SimpleSpeech TensesDependent PrepositionsTenses and StructureGrammar - direct/indirect objectsVocabulary & GrammarModals for RecommendationsBe going to / WillTime ClauseOrdering AdjectivesOther quiz:
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A. potatos
B. potatoes
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Signal words:
before, after ????
A. present simple
B. past simple
C. present perfect
D. past perfect
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A. that
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I haven’t had an accident yet but I’ve had a number of _________shaves.
A. narrow
B. near
C. close
D. tiny
