[ Be Verb in Tenses ]
One liter of water ____ not enough.
A. was
B. is
C. are
D. were

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Clauses and GerundsGerund and InfinitivePast Perfect Simple & Past Perfect ContinuousCommon Grammar Mistakes and Spelling TipsRoot WordPresent Perfect SimpleGerund, Infinitive & ModalsGrammar - Nouns, Verbs, and AdjectivesSpellingTenses and OpinionsOther quiz:
Grammar › ViewShe ordered pancakes, waffles and croissants _______ the bakery down the street.
A. from
B. at
C. on
Grammar › View
__________ are you waiting for?
A. Who
B. Which
C. Ours
D. Mine