[ Passive Sentence ]
Gold…………………….in California in the 19th century.
A. A. was discovered
B. B. has been discovered
C. C. was discover
D. D. they discover

Random Topics:
Reported Speech and Reported QuestionsGrammar - Present Perfect with already, just, yetPast Simple vs Past ContinuousConjunctionHow many / How much - Is there / Are thereQuantifiers and AdjectivesGerund/ To Verb/ VerbModals for RecommendationsComparative and Superlative AdjectivesWish SentencesOther quiz:
Reported Speech › ViewWhat are the missing words?
“My mother can cook well,” said Jane.
Jane said _______ cook well.
A. her mother could
B. his mother can
C. her mother can
D. she mother could
Grammar › View
John and Mary / not / skate
A. John and Mary isn’t skating.
B. John and Mary aren’t skating.
C. John and Mary aren’t skateing.
Vocabulary › View_______ is a Japanese type of poetry.
A. Rice
B. Haiku
C. Noodles
D. Japan
Homonyms › View
He had a ___ throat so he went to see the doctor.
a. soar
b. sore
