[ Conditional Sentences ]
Unless he apologizes, I’ll never invite him here again.
A. If he didn’t apologize, I’ll never invite him here again.
B. If he doesn’t apologize, I’ll never invite him here again.
C. If he hadn’t apologized, I’d never invite him here again.
D. If he apologizes, I’ll never invite him here again.

Random Topics:
Grammar (was, were, could, could not)Preposition of TimeVerb ConjugationWas & Were QuestionsGerunds, Infinitives and ParticiplesFamily VocabularyPossessive Pronouns and QuantifiersUsed to - Would - TensesDemonstrative SpeechParts of Speech and GrammarOther quiz:
Tenses › ViewMy dog is… in our town.
A. big
B. bigger
C. the biggest
Grammar and Vocabulary › View
Does your mother chat online with friends?
A. Yes, I do
B. Yes, she do
C. Yes, she does
D. No, I don’t
Grammar › ViewHe doesn’t like fish. ________________, he ate some on Eid.
A. Specifically
B. Nonetheless
C. Similarly
D. In addition
Simple Present Tense › View
___________ your children go to school?
A. Does
B. Do
C. Is
D. Are
