`1.` The teacher told Nam to come into her office

`2.` They told Mr Quang that they were going shopping that afternoon

`3.` He said that his sister was a singer

`4.` She said that she would buy a new bike next week

`5.` She said that she didn't know what Mai was doing then

*Statement:

S + said + (that) + S + V

S + said + to + O + (that) + S + V

S + told + O + (that) + S + V

*Commands: S + told/ asked + O + (not) + to V

*Lùi thì:

QKĐ → QKHT

HTĐ → QKĐ

HTHT → QKHT

HTTD → QKTD

QKTD → QKHTTD

HTHTTD → QKHTTD

will → would

can → could

may → might 

must → had to

shall → should

be going to → was/ were going to