#PLPT
1) "I am a student" Linh said
⇒Linh said that she was a student.
2) "I am doing an experiment now" Quan said
⇒ Quan said that he was doing an experiment then.
3) "I invented the telephone in 1876" Alexander Graham Bell said
⇒Alexander Graham Bell said that he invented the telephone in 1876
4) "We will build a new school here" Mr Nam told me
⇒Mr Nam told me that we would bulid a new school there.
5) "My son didn't go to the party last night" Ms Mai told police
⇒Ms Mai told police that her son hadn't gone to the party the last before.