Topics: Relative Pronouns and Adverbs
Choose the sentence that correctly uses a relative adverb.
A. The reason why it happened is unknown.
B. The reason which it happened is unknown.
C. The reason whom it happened is unknown.
D. The reason whose it happened is unknown.
Select your answer:

Random Topics:
Conjunctions in Complex SentencesVocabulary Spelling GrammarSimple vs Present Continuous TensesGRAMMAR - Could / Could notVerb + PrepositionPassive and Active SentencesPossessive NounsConjunctions and PrepositionsThird ConditionalTag QuestionOther quiz:
Grammar › ViewThere …………… some good books you should read.
A. is
B. are
C. be
D. been
Tenses › View
They ______ in this city since 2010.
A. have lived
B. lived
C. had lived
D. were living
