choose the best answer 1 .my mother went to georgia a week FOR/AGO 2.we haven't seen each other FOR/SINCEwe finished university 3.they haved lived in manchester FOR/SINCE twenty days 4.brian finished his homework an hourt FOR/AGO 5.sam has been an engineer FOR/SINCE a long time 6.we have studied at the university FOR/SINCE 2007

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