Grammar Quiz

[ Vocabulary ]

The hacker launched an ______ attack on the network.

A. Insidious

B. Opulent

Select your answer:
         


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Modals and VocabularyTenses with Time ExpressionsComparatives and Past Perfect TenseGrammar: Have toGrammar ElementaryQuantifiers, Countable and Uncountable NounsFirst Conditional & Future TensesConjunction and PunctuationInterjections, Tag Questions and Nouns of Direct AddressModal Verbs & Perfect Infinitive

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