[ 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 › ViewUsually I (to do) my homework in the evening.
A. does
B. doing
C. am doing
D. do
Article › View
I hate that __ UK is not in the European Union anymore.
A. —
B. the
Vocabulary and Grammar › ViewPeople 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
