1. I was annoyed because the decision was made without anybody *to ask/asking* me.
2. I draw a lot of paintings. I am good at *to draw/drawing*.
3. I considered *applying/to apply* for the job, but in the end I decided against it.
4. I have put off *to write/writing* the letter so many times. I really must do it today.
5. If you invest your money on the stock market, you risk *losing/to lose* it.