Provided your handwriting is legible, the examiner will accept your answer.

A. It was not until everyone had gone home that Olivia left the office.

B. It was until everyone had gone home that Olivia didn’t leave the office.

C. Not until everyone had gone home that Olivia left the office.

D. It was not until everyone had gone home did Olivia leave the office.

A. No sooner had he approached the house that the policemen stopped him.

B. Hardly he had approached the house that the policemen stopped him.

C. No sooner had he approached the when the policemen stopped him.

D. Hardly had he approached the house when the policemen stopped him.

A. Not until she joined this club did she understand the benefits of volunteering.

B. It was not until she joined this club did she understand the benefits of volunteering.

C. Not until did she join this club, she understood the benefits of volunteering.

D. Not until she joined this club that she understood the benefits of volunteering.

A. Joining the sports club is not useful for me.

B. It is useful for me to join the sports club.

C. I used to join the sports club.

D. I never like joining the sports club.

A. Unless he had prepared well for his GCSE examination, he wouldn’t regret it now.

B. But for his ill preparation for his GCSE examination, he wouldn’t regret it now.

C. If it hadn’t been for his good preparation for his GCSE examination, he wouldn ’t regret it now.

D. If he had prepared well for his GCSE examination, he wouldn’t have regretted it now.