[ Grammar and Structure ]
The room smelled terrible. Someone _______ before I came.
A. had smoked
B. smoked
C. seem to smoke
D. would smoke

Random Topics:
Infinitives and ING FormsCardiology ServicesReported - GerundModal RequestsGerunds as objects of prepositionRelative - ConditionalThings in EnglishWish SentenceCountable & Uncountable NounsIf ConditionalsOther quiz:
Vocabulary › ViewTo change buses, __________ a transfer.
A. asking
B. to ask
C. ask
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Tenses › View
She will ………… Maths tomorrow.
A. studying
B. studied
C. study
D. studies
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A. refunded
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Grammar › View
A. Climate warming
B. Global change
C. Climate change
