Peter:Who's the woman___________white,Helen?Helen:____________my motherPeter:____________your mother a doctor?Helen:Yes._________about your mother?Peter:________________mother's a shop assistant.

Peter:Who's the woman___________white,Helen?Helen:____________my motherPeter:____________your mother a doctor?Helen:Yes._________about your mother?Peter:________________mother's a shop assistant.
Peter:Who's the woman___________white,Helen?
Helen:____________my mother
Peter:____________your mother a doctor?
Helen:Yes._________about your mother?
Peter:________________mother's a shop assistant.

Peter:Who's the woman___________white,Helen?Helen:____________my motherPeter:____________your mother a doctor?Helen:Yes._________about your mother?Peter:________________mother's a shop assistant.
in
She's
Is
What
My

Peter:Who's the woman_____in______white,Helen?
Helen:____She's________my mother
Peter:_____Is_______your mother a doctor?
Helen:Yes.__What_______about your mother?
Peter:______She's__________mother's a shop assistant.

in
it's(she's)
is
what
my

Peter:Who's the woman which white,Helen?
Helen:_She is___________my mother
Peter:_Are___________your mother a doctor?
Helen:Yes._What________about your mother?
Peter:____My____________mother's a shop assistant