[ Who or Whom ]
If the train kept going, it would run into a person (who/whom) he did not know.
A. who
B. whom

Random Topics:
Present Simple: affirmative, negative, interrogativeHelping and Linking VerbsModals for ObligationHave to/Has toSimple vs Present Continuous TensesConjunctions and Sequence ConnectorsPhrasal Verb & Prepositional PhraseModal Verbs of Deduction and SpeculationModal VerbBe used to vs used toOther quiz:
Grammar › ViewIs your friend watching TV now?
A. Yes, he watches.
B. Yes, he does.
C. Yes, he is.
D. No, he doesn’t
Adjective › View
a.heavy
b.light
Grammar › View________ the ball.
A. Kicking
B. Kick
Grammar › View
What is run-on sentence
A. two independent clauses joined only by a comma
B. An incomplete sentence that is missing either a subject or a predicate/verb
C. Two or more independent clauses without any punctuation between them