Report the following sentences:
a)she said,''Has your mum bought you a new hat?"
b)They said,''We haven't learned to sew buttons yet.''
c)He said,''I have met him before the meeting.''
d)Silvia said,''I had tried the new blouse on before I bought it.''
e)She said,''Why has your sister changed her job?"
f)Pete said,''The secretary had not typed the announcement on time.''
g)John said,''Our firm has not engaged a new lawyer yet.''
h)The students said,''Had you equipped the classroom before the school year started?''