[ Past Tenses ]
Twelve US astronauts … on the moon since 1969.
A. have walked
B. didn’t walk
C. walked
D. has walked
Select your answer:
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Active and PassiveConditional Type 1Quantifiers, Countable and Uncountable NounsDefinite, Indefinite and Zero ArticlesNeither/Either/All/NoneGerund or InfinitiveArticleSubject Verb Agreement Irregular VerbPossessive Adjectives VS Possessive PronounsOther quiz:
Grammar › ViewShould we let ____ know or should we just keep quiet?
A. him
B. he
C. his
Grammar › View
Formerly known as Bombay, Mumbai is one of the most ______ cities in the world with a population of over 14 million.
A. populous
B. confident
C. attractive
D. informal