[ Zero & First Contidional ]
Unless you ask him, you … know the answer,
A. will
B. won’t
C. can

Random Topics:
Would/would like - affirmative/negativeAdjective vs AdverbPunctuation and GrammarConjunctions and PrepositionsAdverbial Clause, Noun ClauseVerbs of movementAdverbial Clauses of Reason / CauseRelative & ModalsAuxiliaries VerbPronoun-Verb AgreementOther quiz:
Grammar › ViewA world-famous chef……………….. this restaurant last month.
A. hired
B. was hired by
C. was hiring
Simple Present vs Present Continuous › View
Uncle tom often________his car
A. is driving
B. drove
C. drives
D. drive
