1, I happened to be in that town when the earthquake started.
2, There was no point in arguing with him.
3, The population will increase rapidly if there is a decrease in the death rate.
4, They are planning to go round the world when they retire.
5, He insisted on talking although no one was listening.
6, Thinking that he must have made a mistake somewhere, he went thought his calculations again.
7, Despite living far away from my family now, I make a greater effort to see them at least once a month.
8, Would you mind not touching the things on display?