用所给动词的正确形式完成下列句子
1. I need a fridge badly, but I can't afford (buy) one.
2. Someone offered ( pay) for the boy's schooling.
3. Some of the seamen refused ( eat) cabbage in vinegar because it was terrible.
4. The boss renunded his clerk to avoid ( make) the same mistake again.
5. I can't imagine (live) alone on a lonely island.