Simon 1) (study) to become an engineer for five years already.at school he 2) (work) very hard for more than two years to prepare for his final exam. when the exam results 3) (publish) he was delighted to discover he 4) (succed). however he had to wait another year before going to university because it 5) (require) that every student should work as a trainee engoneer so as to have a basic understanding of practical engineering before they 6) (start ) studying thery at university

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