`1` Grace said that she was so happy to see you .

`-` `I` `->` she .

`-` am `->` was .

`2` Mike said that he was going to take a nap .

`-` I `->` he .

`-` is `->` was .

`3` John said that he had to work the follwing day .

`-` I `->` he .

`-` have `->` had .

`-` tomorrow `->` the following day/the next day .

`4` Sarah said that she needed to study for her exam .

`-` I `->` she .

`-` need `->` needed .

`-` my `->` her .

`5` Jason said that he was going to start a new job the follwing week .

`-` I `->` he .

`-` is `->` was .

`-` tomorrow `->` the following day/the next day .

`-` Gián tiếp tường thuật .

`@` S + said/told + O + that + S + V(lùi thì) + O .