Mike became a father. He felt a strong sense of responsibility towards his parents.

• Only after Mike had become a father himself did he feel a strong sense of responsibility towards his parents.

• Had Mike become a father himself, he would have felt a strong sense of responsibility towards his parents.

• Not until he felt a strong sense of responsibility towards his parents did Mike become a father himself.

• Were Mike to become a father himself, he would feel a strong sense of responsibility towards his parents.

I had turned on my new iPad Pro. There was a strange noise right after that.

• Hardly had I turned on my new iPad Pro when there was a strange noise.

• Hardly I had turned on my new iPad Pro, there was a strange noise.

• As soon as there was a strange noise, I turned on my new iPad Pro.

• I had hardly turned on my new iPad Pro than there was a strange noise.

Alice registered for the course. She then received the scholarship.

• Having received the scholarship, Alice registered for the course.

• Registering for the course helped Alice receive the scholarship.

• Hardly had Alice registered for the course when she received the scholarship.

• Only after Alice registered for the course, she received the scholarship.

As soon as he arrived at the airport, he called home.

• No sooner had he arrived at the airport than he called home.

• Calling home, he said that he had arrived at the airport.

• He arrived at the airport sooner than he had expected.

• He arrived at the airport and called me to take him home.

I sent the e-mail to my boss. I soon realized that there were no documents attached to it.

• Not until I realized that there were no documents attached to the e-mail did I send it to my boss.

• No sooner had I sent the e-mail to my boss than I realized that there were no documents attached to it.

• Hardly had I realized that there were no documents attached to the e-mail when I sent it to my boss.

• Had I realized that there were no documents attached to the e-mail, I wouldn't have sent it to my boss.

She went to live in France. She realized how much she loved England.

• Had she gone to live in France, she would have realized how much she loved England.

• Were she to go to live in France, she would realize how much she loved England.

• Not until she had realized how much she loved England did she go to live in France.

• Only when she went to live in France did she realize how much she loved England.

We arrived at the cinema. Then we realized our tickets were still at home.

• Hardly had we arrived at the cinema than we realized that our tickets were still at home.

• No sooner had we realized that our tickets were still at home than we arrived at the cinema.

• Not until we arrived at the cinema that we realized that our tickets were still at home

• Hardly had we arrived at the cinema when we realized that our tickets were at home.

She had only just put the telephone down when the boss rang.

• She had put the telephone down, so she let it ring when the boss rang.

• Hardly had she put the telephone down when the boss rang.

• She put the telephone down and the boss rang.

• The boss rang back, but she put the telephone down

I had just arrived home. I was called immediately back to the head office 10 kilometers away.

• Whenever I had just arrived home, I was called immediately back to the office 10 kilometers away

• Hardly had I arrived home when I was called immediately back to the office 10 kilometers away.

• Because I had just arrived home, I was called immediately back to the office 10 kilometers away.

• Should I had just arrived home, I was called immediately back to the office 10 kilometers away.

He started computer programming as soon as he left school.

• Hardly had he started computer programming when he left school.

• No sooner had he left school than he started computer programming.

• No sooner had he started computer programming than he left school.

• After he left school, he had started computer programming.