Answer: can
I succeeded in pass the exam.
Answer: succeeded in passing
What can you do well?
I can play the guitar.
Answer: could
She can to swim very fast.
Answer: can swim
What could you do when you were younger?
I could ride a bike when I was five.
Answer: managed to
We managed finishing the project.
Answer: managed to finish
What difficult thing have you managed to do?
I managed to learn English grammar.
Answer: will be able to
Yesterday I could finish the task after five hours.
Answer: was able to finish / managed to finish
What do you hope you will be able to do in five years?
I will be able to work as a software engineer.
Answer: succeeded in passing
He will can speak French next year.
Answer: will be able to speak
What have you succeeded in recently?
I succeeded in finishing a difficult project.