Можно так ответить:
1) I'm good at languages/Mathematics/Biology (выбирай предмет)
или можно написать I'm good at problem solving/I have great social skills
2) My favourite subject at school is English/Maths/Chemistry (выбери что нужно)
3) I think my teachers and parents can help me with my career choice because these people know me very well.
4) It isn't difficult to find a good job nowadays because there are so many opportunities to learn and there are a lot of new interesting professions. You can find a good job via the Internet and social media.
5) Summer jobs help young people decide what these people are good at and what jobs they like doing most of all.
6) University education will help me get a better job because at university, apart from getting knowledge on ceirtain subjects, people learn to be stress-resistant, to socialize, to make new acquaintances.