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for half an hourA has left B has been away C has gone away5 I this book for two days , I have to return it nowA borrowed B have borrowed C have kept ( C)( A)( B)( B)( C)6When you your old friend? The day before yesterday.A will,visit B did ,visit C have ,visited7 Mrs White in this school since she came here.A teaches B taught C has taught8 No children football in the street since a car hit a boy last Sunday.A have played B played C playing9 I’m sorry to keep you waiting. Oh,not at all,I here only for a few minutes.A was B have been C will be10 His father since 1936.A died B has died C has been dead( B)( C)( A)( B)( C)