В правильную форму
You can improve your English by (do) a lot of reading.
Tom left without (finish) his diner.
She run 5miles without (stop).
They got into the house by (break) a kitchen window and climbing in.
It is nice to go on holiday without (have) to worry about money.

You can improve your English by doing a lot of readingTom left without finishing his dinnerShe run 5 miles without stoppingThey got into the house by breaking a kitchen window and climbing inIt is nice to go on holiday without having to worry about money