1.work hart/get good knowledge 2. get good knowledge/pass the exams successfully 3. pass the exams successfull/enter university 4. enter university/get a broad education 5. get broad education/have a well-paid gob (нужно сделать в first conditional)

if you work hard, you will get good knowledge

if you get good knowledge, you will pass your exams ...

if you pass your exams successfully, you will enter the university

if you enter the university, you will get a broad education

if you get a broad education, you will have a well-paid job