INVERSION OF ORDER

No sooner ........home than the Police arrived.

• does he leave
• had he left
• did he left

Little ......................about his aggressive personality when she first met him.

• did she know
• she knows
• hadn´t she known

Under no circumstances ........................... at her child.

• she shouted
• she should shout
• should she shout

Only by working hard ....................... successful.

• will she be 
• won´t she be
• she will be

Not until ................................to go on working for this company.

• I noticed its importance I accepted
• did I notice its importance I accepted
• I noticed its importance did I accept

I seldom leave the office so late.
(paraphrase)

• Seldom I leave the office so late.
• Seldom do I leave the office so late.
• Seldom I am leaving the office so late.

Scarcely had I finished the exam ........... the teacher said "Time is up".

• that
• than
• when

No sooner had she arrived ............the phone rang.

• that
• than
• as

Kate had never been to London before. (paraphrase)

• Never has Kate been to London before.
• Never before had Kate been to London.
• Never before has Kate been to London. 

There are no circumstances where they may sell drugs. (Paraphrase)

• Under no circumstances may they sell drugs.
• Under no circumstances they may sell drugs.
• Under no circumstances won´t they sell drugs.