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Unit4VocabularyandLanguageLearningSkills1.12345678dbfaheag2.1motivated2explore3overcome4conducted5significant6proposed7attributableto8accountedforWritingFocusTaskOne1.Thefollowingillustratethecodingsystems:2.Answersmayvary.3.AlistofthearticlesstudiedcanbefoundinAppendixA.TaskTwoOmittedTaskThreeThethirdisbetter.Thefirstoneisaverylongandwordydescriptionofacommon,simpleprocedure.Itischaracterizedbysingleactionspersentenceandlotsofunnecessarydetails.Inthesecondonealltheimportantinformationisgiveninasingle,concisesentence.Inthethirdone,theauthorassumesthereaderhasbasicknowledgeofmicrobiologicaltechniquesandhasdeletedothersuperfluousinformation.TaskFourOmitted