Excause me,where is Mr Broun's sffice --Sorry,I don't know.I

Excause me,where is Mr Broun's sffice --Sorry,I don't know.I Excuse me ,where is Mr.Brown's office sorry I don't know I__ --Could you tell me where Mr.Zhang is?--Sorry,I don't know. A:excuse+me,where is the hospitl?B:I'm sorry,I don't know.I’ --Excuse me,where's the post office --Sorry,I don't know.--_ - Excuse me.Where is the zoo?-Sorry,I don’t know.Ask that po Excuse me. Where is the zoo? -Sorry, I don’t know. Ask that where does Mr.Black live?Sorry,I don't know where he lives Do you know where Niagara ______(fall)is?Sorry,I don't know I don't know where is it don't where he I know is 1.Sorry,I don't know where Jack____(live)