[ Subject Verb Agreement ]
Science and technology _____ us that the primary needs of human beings to survive ______ water, air, and food.
A. tells, is
B. tells, are
C. tell, are
D. tell, is

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There is or There areVerb Tenses and ModalsDefinite, Indefinite and Zero ArticlesModals for Necessity and SuggestionsTag QuestionTime Clauses of FuturePhrasal Verbs and Verb FormsPassive Voice of TensesPunctuation and GrammarConditionals / Unreal PastOther quiz:
Modal Verbs › ViewYou _________ spend so much time online.
A. shouldn’t
B. may
C. couldn’t
Vocabulary › View
to use or manage wisely
A. wince
B. conservation
C. sorghum
D. optimism