[ Tenses ]
Water ____ at 100 degrees Celsius.
A. boils
B. boiled
C. is boiling
D. will boil

Random Topics:
Articles & Compound NounsAcademic VocabularyPresent Simple for Future ArrangementAuxiliary ModalComparatives and SuperlativesAdjective & AdverbArticles & QuantifiersGrammar and Verb TensesPresent/Past/Past ParticpleA/AnOther quiz:
Grammar › ViewThere is a mirror _____ the wall.
A. on
B. in
C. at
Grammar › View
______ you ______ to the zoo with me?
A. Are/go
B. Will/go
C. Have/gone
D. Did/go
Types of Phrases › ViewSusan Sarandon,a famous actress, has been very supportive of the striking workers.
A. infinitive phrase
B. appositive phrase
C. participle phrase
D. prepositional phrase
Grammar › View
I _________ a film on TV now, so I can’t come to the café
A. watching
B. watches
C. am watching
D. is watch
