Choose the phrases that can be completed with the word on. More than one answer is possible.

Tick the correct answers.

• To have a difficulty __ something
• To keep one's mind __ something
• To have a fear __ something
• To feel sorry __ oneself
• To rely __ someone
• To write __ someone about something
• To result __ something
• To be afraid __ something
• To be allergic __ something
• To live __ a farm