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keep up (with sb/sth)

phrasal verb with keep
 
 
/kiːp/ verb (kept, kept)

Definition

B2 If someone or something keeps up with someone or something else, they do whatever is necessary to stay level or equal with that person or thing: He started to walk faster and the children had to run to keep up. Wages are failing to keep up with inflation.Competing and contending (non-sporting)Competing in sport
(Definition of keep up (with sb/sth) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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