[ Adverb Clause ]
They couldn’t attend the concert __________ they didn’t have tickets.
A. as
B. before
C. if
D. until

Random Topics:
IELTS VocabularyPresent Perfect Simple & ContinuousPrepositions of Time, Place, and MovementCoordinating and Subordinating ConjunctionsModals, Conditionals, and Clauses- Defining, Non-definingSubject Verb Agreement Irregular VerbSimple Verb TensesFamily VocabularyJobsVocabulary and GrammarOther quiz:
Perfect Tenses › ViewWhat are the signal words for the Present Perfect Tense?
A. yesterday, last week, ago
B. soon, later, tomorrow
C. before, after, when
D. by the time, by, in 2015
Grammar › View
We reached __ station __ hour ago.
A. a, a
B. the, an
C. an, a
D. the, a
Grammar › ViewWe use Past Continuous for?
A. something that happened again and again.
B. something that happened once in the past.
C. something that happened several times in the past.
Grammar › View
Organization is when…
A. Spelling is checked.
B. Things tie together and make sense.
C. Sentences are started differently.
D. my contention is clear
