помогите пожалуйста кто знает хорошо английский

But for my teacher of mathematics, I wouldn't passed the exam well.
But for my class teacher, our class wouldn't be friendly.
But for my teacher of Music, I wouldn't learn playing the piano.
But for my teacher of Technology, I wouldn't learn knitting.
But for my teacher of Physical Education, I wouldn't learn skiing.

I wish to become an actress.
I wish to travel around the Earth.

по-моему, так

Ну начинай писать, выкладывай сюда написанное, а я помогу.

Если бы не мой учитель математики я бы не сдала хорошо экзамен - If it hadn't been (were) for my Maths teacher, I would't have passed the exam successfully.
Если бы не мой классный руководитель наш класс не был бы дружным - If it weren't for our form (class) mistress (master) (class teacher), our class wouldn't be so friendly.
Если бы не учитель музыки я бы не научилась играть на пианино- If it hadn't been (weren't) for my Music teacher, I wouldn't have learnt to play the piano.
Если бы не мой учитель технологии я бы не научилась вязать - If it hadn't been (weren't) for my Technology (Vocational Training) teacher, I wouldn't have learnt to knit.
Если бы не мой учитель физкультуры я бы не научилась кататься на лыжах - If it hadn't been (weren't) for my PT teacher, I wouldn't have learnt to ski.

I wish I became an actress.
I wish I toured round the world.

Ты напиши, а мы проверим. А писать за тебя ...

2 предложения с I wish:
I wish to be an actress
I wish to make trip