[ Passive Sentence ]
Gold_____ in California in the nineteenth century.
A. Was discovered
B. has been discovered
C. was discover
D. they discovered

Random Topics:
Subordination ConjunctionsPrepositions & Prepositional PhrasesGrammar Double Object VerbsPast Perfect Simple & ContinuousModals of Speculation and DeductionModals and InversionMaritime Vocabulary and GrammarAdjectives Ed and IngGerund, Participle, Infinitive, or AppositiveSimple Present Negative and QuestionOther quiz:
Grammar › ViewThere are some ……… on the roof.
A. cat
B. mice
C. bird
D. bat
Past Simple - Present Perfect › View
____ you ever ____(meet) someone famous?
A. Have / meeted
B. Did / meet
C. Have / met
D. Did / meeted
Mixed General Quiz › ViewYou must have nerves of ___.
a. steal
b. steel
Some vs. Any › View
….. student who comes late to the dance will not be allowed to enter.
a. some
b. any
