1. Soon finished her homework. Straight after that she went for a swim at the local leisure centre.
Straight her homework, Soon went for a swim at the local leisure centre.

2.The rule was explained. Then they practised a lot.
They practised a lot

3. They got married and then they went to Bali for the honeymoon.
they went to Bali for their honeymoon.

4. Martin and Mono visited the Rocks. Next, they had lunch at the Doyle's at Circular Quay.
a) after + ~ing
Martin and Mono had lunch at the Doyle's at Circular Quay.
b) after + n
Martin and Mono had lunch at the Doyle's at Circular Quay.

5. We stopped for the night. Before that, we crossed the river.
we crossed the river.

6. A test was given to them. Before that, the students did some quizzes.
the students did some quizzes.

7. Fouad talked to Lorenda. After that she decided to quit the job.
a) after + (s+v)
to her, Lorenda decided to quit the job.
b) after + ~ing
Lorenda decided to quit the job.

8. First you need to record your voice. Then upload the file to the server.
upload the file to the server.

9. The concert was over. After that, they went to the club to celebrate Leandro's birthday.
they they went to the club to celebrate Leandro's birthday.

10. Bill Gates graduated from an expensive private school. After that, Bill Gates enrolled at Harvard.
Bill Gates graduated from an expensive private school.

11. Abeer didn't feel well. However, she stayed at home and then she felt better.
Abeer didn't feel well. Howerever, she felt better .