to trust them
Ты уверена, что можешь им доверять?
Are you sure you can trust them?
You shouldn't trust them.
С моей стороны было глупо им доверять.
It was foolish of me to trust them.
Ты можешь уточнить, можно ли им доверять?
Can you clarify whether they can be trusted?
Я не уверен, что мы можем им доверять.
I'm not sure we can trust them.
Can you trust them?
You shouldn't trust them.
We shouldn't trust them.
I shouldn't have trusted them.
I can't trust them anymore.