1. It is necessary for Jane to clean the floor as our mother has done. (must)

→ Jane must clean the floor as our mother has done.

⇒ S + must + V ( để nguyên )

2. If I were you, I would take part in an English speaking club. ( should)

→ You should take part in an English speaking club.

⇒ S + should (not) + V( để nguyên )

3. The reports need submitting by the students to their teacher again. (necessary)

→ It is necessary for reports to submitting by the students to their teacher again.

⇒ It is necessary (+ for somebody) + to do something

4. I know how to take part in the talk show for young people. ( way)

→ I know the way to take part in the talk show for young people.

⇒ S + know the way to to do smt 

5. Tom took Mary to the party on Sundato take part in the talk show for young people.y. (Cleft sentence)

→ It was took Mary to the party on Sundato take part in the talk show for young people.

⇒ It was V/tobe smb to do smt ...

6. My wife was very surprised when she heard that I had won a lottery. (Cleft sentence)

→ It was very surprised when she heard that I had won a lottery.

⇒ It was tobe smb  ...