1 . "I am listening to music with your friend now." Lan told me.

⇒ Lan told me that she was listening to music with her  friend then.

2 . "I will help you to finish your tasks next day" I told my brother.

⇒I told my brother that I would help him to finish his tasks the next day.

3"I work here with my friend and you" Hai told his girlfriend.

⇒Hai told his girlfriend that he worked there with his friend and her.

4. "I am going to visit your mum tomorrow" Hai told Lan.

⇒ Hai told Lan that he was going to visit her mum the next day.

5 . "I watched TV with my dad and your brother yesterday" Lan told me.

⇒ Lan told me that she had watched TV with her dad and her brother the day before.

6 . "I has done my homework" said Kien.

⇒ Kien said that he had done his homework.

`1.` Lan told me that she was listening to music with my friend then

`->` HTTD `->` QKTD

`->` now `->` then

`2.` I told my brother that I would help him to finish his task the next day

`->` will `->` would

`->` next day `->` the next day

`3.` Hai told his girlfriend that he worked there with her friend and her

`->` HTĐ `->` QKĐ

`->` here `->` there

`4.` Hai told Lan that he was going to visit her mum the next day

`->` TLG `->` was/were going to V

`->` tomorrow `->` the next day

`5.` Lan told me that she had watched TV with her dad and my father the day before

`->` QKĐ `->` QKHT

`->` yesterday `->` the day before

`6.` Kien said that he had done his homwork

`->` HTHT `->` QKHT

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`->` Câu gián tiếp (Câu kể): S + said to sb/told sb/told/said/... + (that) + S + V-lùi thì