When a fire burns red or green or blue, the color of its flames ______ the chemical composition of the combustible material.
Which choice completes the text so that it conforms to the conventions of Standard English?
A. indicate
B. indicates
C. have indicated
D. are indicating

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take, make, doComparative and Superlative AdjectivesPresent ProgressiveGrammar (was, were, could, could not)Past simple - Irregular VerbsComparison of Adjective and AdverbGrammar - Capitalization and Possessive NounsPhrasal Verb and ModalTo Infinitive or Bare InfinitiveAdverb of MannerOther quiz:
Relative Clause › ViewThat’s the school …………………. I learn.
A. where
B. which
C. who
D. that
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If plastic items are exposed ____________ sunlight for a long time, the color on them will fade.
A. in
B. to
C. with
D. under
Grammar › ViewTom …… your laptop if you ask him.
A. will fix
B. would fix
C. will have fixed
D. would have fixed
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What is predicate?
A. Part that contains the action.
B. The person or thing that is doing an action, or the person or thing that is the focus of the sentence.
C. Both of the above.
