[ Grammar ]
Fill in the blank: They ________ their homework yet.
A. did not finish
B. not finished
C. has not finished
D. have not finished

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Conditional Sentences Type 0, 1 and 2Tense,noun,preposition,quantityWestern Europe CountriesPresent Perfect vs Past SimpleNoun Verb AgreementAdjective + to + VerbFigurative LanguageVerb 3 formsNumbersIF CLAUSEOther quiz:
Pronoun vs. Pronouns › ViewThats his favorite movie.
A. His
B. Movie
C. Thats
Reported Speech › View
Rosa asked Jose, “Have you been studying English very long?”
A. Rosa asked Jose when do you study English.
B. Rosa asked Jose if he had studied English.
C. Rosa asked Jose if he had been studying English very long.
D. Rosa asked Jose if he was studying English very long.