[ Grammar ]
May I know _____ is on the line?
A. who
B. whom
C. what
D. that
Select your answer:

Random Topics:
Past PerfectPrepositions and Prepositional PhrasesFrequencyGerund/ To Verb/ VerbVocabulary and GrammarGrammar and AdverbsConditional SentencesModal Verb in Passive VoiceGrammar (Adjectives)Definite and Indefinite ArticlesOther quiz:
Tenses › ViewWhen I saw John, he … tennis.
A. played
B. was playing
Gerunds as objects of preposition › View
Josie’s husband is sick ___ driving to work on the highway.
A. about
B. for
C. to
D. of
E. with
