[ Modals ]
Sorry, Teacher. I ____________ do it yet.
A. couldn’t
B. haven’t been able to
C. wasn’t able to

Random Topics:
Definite, Indefinite and Zero ArticlesSentence Structure and Pronoun AntecedentReflexive pronounsGrammar - either...or, neither...norGerundsTenses and Passive VoiceConditional Sentences Type 1Can vs be able toModals of Speculation and DeductionCommon & Proper NounsOther quiz:
Grammar › ViewThe train ___ platform 3 is departing ___ ten minutes
A. at – on
B. on – at
C. at – in
D. in – at
Vocabulary › View
Despite his learning disabilities, he refused to ever be mediocre.
Mediocre means:
A. Perform High
B. Perform Low
C. Just get by
D. None of the above
People make plastic from plant now.
A. TRUE
B. FALSE
Subordinating Conjunction › View
___ you study hard, you will pass the exam.
A. Because
B. If
C. Until
D. When