[ Tenses ]
Water _____ at 100 degrees Celcius.
A. boils
B. is boiling
C. boiled
D. was boiling

Random Topics:
Comparatives, Superlatives & EquativesAdjectives & QuantifiersVerb Tenses and Sentence StructureIntermediateLinking Words & PhrasesModals: Possibility, Necessity, ExpectationAdjectives & AdverbsUnreal ConditionalsIrregular Plural NounsGrammar - Place and MovementOther quiz:
Tenses › ViewWhat ____________ (you / eat) at the moment?
A. are you eating
B. have you eaten
C. do you eat
Grammar › View
If you __________ to earn some money, you shouldn’t become an intern.
A. will need
B. need
C. needed
Grammar › ViewLucy and Susan visited ___________ Machu Picchu in Peru last December.
A. the
B. a
C. an
D. –
Comparative - Superlative › View
Katty Perry is ________________ Opitz Barbi.
A. populer than
B. more popular
C. popular
D. more popular than
