Either will do.的用法和样例：
- Either will do for keeping the peace, though the former does so with a certain visible tension, and it is ever in danger of being jettisoned as soon as the coast seems clear.
- Giving him a heavy slating will do him good.
- And then we will do the wisest thing of all.
- Exercise will do good to your health.
- Which movie do you want to see? Either will be fine.