Breakdown of Tu devrais faire attention, c'est impoli.
tu
you (informal singular)
devoir
to have to / must
c'est
it is, that is
faire attention
to pay attention, to be careful
Questions & Answers about Tu devrais faire attention, c'est impoli.
Why do we say tu devrais here instead of tu dois?
Why use faire (to do/make) with attention instead of a word for pay?
In English, we pay attention, but in French, the set expression is always faire attention (literally to make attention). Depending on the context, this can also translate as to be careful.
Why use c'est impoli instead of il est impoli?
Are the endings for je and tu the same in the conditional?
Yes! In the conditional tense, both je and tu share the exact same -ais ending. So you will write both je devrais (I should) and tu devrais (you should).