- to ask oneself
- to want to know
- to think about
- sich fragen
- wissen wollen
- sich überlegen
- I wonder if we will ever see him again?
- He was wondering about his sister.
- I wonder whether I might open the window?
- She wondered if he would come to the party.
- I wonder, wonder, wonder, shooby doo wap, who wrote the book of love? (the monotones)