英语短文改错题ladies and gentlemen ,may i have your attention ,plea

英语短文改错题
ladies and gentlemen ,
may i have your attention ,please?
on saturday,july27th,there will have a few visits
to different places.everyone is welcomed.all the visitors
will be separated into four groups.each group of
visitors can visit one of the place-a factory,a farm,a
school or a hospital.please you sign your your name at the
service desk before 9a.m.and say what place
you wish to visit.we'll set out after the breakfast
at 8 and we will return in the afternoon.we will
have lunch at place of visit.
we hope you a pleasant journey.that's all.