1) 'I have been with you ___ last year'. a) For b) Since 2) 'I have been with you ___ one year'. a) for b) since 3) 'She has been waiting ___ two hours.' a) For b) Since 4) 'I have lived here ___ 2010.' a) For b) Since 5) 'We stayed there ___ a week.' a) Since b) For 6) 'They have known each other ___ childhood.' a) Since b) For 7) 'I haven't seen her ___ last year.' a) Since b) For 8) 'He has been working ___ morning.' a) For b) Since 9) 'She has been studying ___ three hours.' a) For b) Since 10) 'They have been friends ___ high school.' a) Since b) For

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