[ Tenses ]
We ____ electronic devices since the invention of the first computer in the 20th century.
A. used
B. Have used
C. Will use
D. Use
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Tenses StructureSimple and Past TensesPhrases and ClausesRelative Clauses and UsageAdjective ClauseGrammar - Verb FormsComplex Sentences with Adverb ClausesGrammar: Imperative and Exclamatory SentencesGrammar MistakesOpinion / AgreementOther quiz:
Grammar › ViewOur school ……………………..in 2005.
A. are build
B. is built
C. was built
D. were built
Verb Patterns › View
They are planning …..(take) up a new sport.
A. take
B. to take
C. taking
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A. himself
B. itself
C. myself
D. herself
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Regular exercise ________ to boost the immune system.
A. help
B. helps