[ 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 › ViewThe most important word in a phrase is referred to as the __________.
A. Keyword
B. Headword
C. Main word
D. Phrase key
Verb + Infinitive › View
I hope … my master’s degree in the Spring.
A. finish
B. to finish
C. to eat
D. complete
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
