[ Vocabulary and Grammar ]
Air, food and water are ________ to human beings.
A. unquestionable
B. indebted
C. undeniable
D. indispensable

Random Topics:
Phrasal verbs and Prepositional PhrasesGrammar - TOEICContinuous TenseGrammar and PunctuationVerb Forms and PrepositionsAdverbs of TimeGrammar and Sentence StructureAdverb PhrasesPresent Simple QuestionsModals and InversionOther quiz:
Tenses › ViewHe left an hour ……………
A. before
B. ago
C. last
Grammar › View
Andy always ____ away the unnecessary things without permission. ( to throw )
A. throws
B. has threw
C. will threw
D. have thrown
Mixed General Quiz › ViewA person who makes things out of wood is called a ___.
a. miner
b. traitor
c. carpenter
Grammar › View
I don’t know whether I’ll go out or not, it depends ___ the time.
A. at
B. on
C. in
D. with
