Change into reported speech jonny said to his mother he did not know how to do that excercise?

Change into reported speech

81.He said to me, '' I gave him your present ''

he said he had given him my present

82.He asked me, ''Who is Olive Twist''

he asked me how olive twist was

83.My mother asked me, ''What's the matter with you''

my mother asked me what matter with me was

84.I asked him, ''Which book do you find''

i asked him which book he found

85.He asked me, ''When do you finish your work''

he asked me when I finished my work

86.Mai asked me, ''Why didn't you come''

mai asked me why I hadn't come

87.She said, ''I can't find my umbrella''

she said she couldn't find her umbrella

88.They said, ''We are learning English now''

they said they were learning english then

89.''My friend is coming next week'' Tom said

tom said his friend was coming the follow week

90.''I'll help my mom with housework this weekend''

she said she would help her mom with housework that weekend

91.''We shall overcome this difficulty'' they said

they said they would overcome that difficulty

92.''My father is a doctor here'' my friend said

my friend said his father was a doctor there

93.''I am going on holiday tomorrow'' the boy said to his neighbor

the boy said to his neighbor he was going on holiday the next day

94.''I came back here early yesterday'' she said

she said she had come back there early the day before

95.''I've broken the vase'' she said

she said she had broken the vase

96.''I will never she you again'' the boy said to the girl

the boy said to the girl he would never see her again

97.He said to her, ''You are my friend''

he said to her she was his friend

98.Jonny said to his mother, ''I don't know how to do this excercise''

jonny said to his mother he didn't know how to do that excercise

99.''We are waiting for the school bus'' said the children

the children said they were waiting for the school bus

100.Marry said, ''My father died a year ago''

mary said her father had died a year before

101.John said, ''I have finished studying my lesson''

john said he had finished studying his lesson

102.Mary said, ''I can not go to the movies with you, John''

mary said she couldn't go to the movies with john

103.''I shall expect to see you next Wednesday'' Mary said to her friend

mary said to her friend she would expect to see him the follow wednesday

104.He said, ''I don't know what happened''

he said he didn't know what happened

105.She said, ''I went to the doctor yesterday''

she said she had gone to the doctor the day before

106.He said, ''I have a toothache''

he said he had a toothache

107.She said, ''I'll write him a prescription''

she said she would write him a prescription

108.They said, ''We're going to the drugstore''

they said they were going to the drugstore

109.He said, ''The doctor gave me some pills''

he said The doctor had given him some pills

110.She said, '' I go to the supermarket everyday

she said she went to the supermarket everyday