Проверьте текст: vets- it is profession for patient and loving animals people. i think vets profession dangerous because animals can bite, kick or scratsh them. vets have to learn about different diseases that animals get and how to treat them. vets also learn how to theat animals so that neither the vet nor the animal gets hurt. my mum studied at the vet but didn`t them. if something for my animals mum help me.

Vets- it is profession for patient and loving animals people. - не нужно слово it,  потому что у вас получает два подлежащих : Vets и it, просто Vet  поставьте в ед. число, тогда будет правильно.

I think vets profession dangerous because animals can bite, kick or scratsh them. - у Вас нет сказуемого к подлежащему vet и неправильный порядок слов

Vets have to learn about different diseases that animals get and how to treat them. - местоимение that el/ числа, а вы говорите о болезнях во мн. числе, значит, нужно не that, а those

Vets also learn how to theat  animals so that neither the vet nor the animal gets hurt. - верно

My mum studied at the institute but didn`t become a veterinarian. - неправильно составлено предложение, я поправила, думаю так будет лучше понять Вашу мысль.

But if something wrong with my animals mum can help them . - Я поправила, потому что мысль ваша потерялась без одного глагола.

Вот такой получился текст: 

Vet is profession for patient and loving animals people.

I think vet is a dangerous profession because animals can bite, kick or scratsh veterinarian.

Vets have to learn about different diseases those animals get and how to treat them.

My mum studied at the institute but didn`t become a veterinarian.

But if something wrong with my animals mum can help them .