Expressing "had better" with "haishi"
You can use 还是 (háishì) as an auxiliary verb to express "had better" or "ought to". The structure is:
Subject + 还是 + Verb + Object
吧 is often placed after this structure as it's a suggestion.
Some examples:
- 我们 还是 先 吃饭 吧。
- 你 还是 跟 我 说一说 吧。
- 他 还是 看病。