[ Interrogative Pronoun ]
_____ Discovered the valuable hope diamond?
A. Who
B. Whom

Random Topics:
Grammar & VocabPresent Simple vs Present ContinuousVocabullary TestConditional Sentences Type I, IIFuture Simple TenseSentence Structure and Grammar RulesPassive SentenceAdverb of TimePronouns, Sentence Structure, and Figurative LanguageFirst & Second ConditionalOther quiz:
Passive Voice › ViewTom is writing an email.
The letter ________________ by Tom.
A. was written
B. is being written
C. has been written
a, an, the, Zero Article › View
Jane owns two pets, a dog and a cat. I don’t like ___ cat very much, but ___ dog is adorable.
A. A / the
B. The / the
C. The / a
D. A / an
Do you know ____ those gloves are?
A. whose
B. which
C. what
D. when
Vocabulary › View
What’s the noun form of wide?
A. widen
B. waiden
C. width
