[ 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 › ViewShe has a car, so she …… …… there many times.
A. has driven
B. have driven
C. has drove
Grammar - Punctuation › View
Prof Diaz have you met Dr Petrozelli?
A. Prof. Diaz, have you met Dr. Petrozelli?
B. Prof. Diaz have you met Dr. Petrozelli?
C. Prof Diaz, have you met Dr. Petrozelli?
D. Prof. Diaz, have you met, Dr. Petrozelli?
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
