Sarah might not win the singing competition and become a big star .
3.If you might want to be the best , you should try your hardest !
4.You should not visit the career placement office for advice about which career is right for you.
5.People shouldn't be too ambitious ; it may sometimes leads to disappointment.
6.There should to be equal opportunities for both men and women to achieve their ambitions
7.You should apply for the job , and let them decide if you may have enough experience or not
8.You shouldn't tell your boss you're leaving untill you might find a new job.