请帮忙分析一下这几句话.Iknowwhattodoinorderto(survive)inthiscrowd-ifyoufall,standupagain-(andIknowwhatyouhavetodotofail).AndmyconclusionisthatIamnotonlyasinger,butalsoanactor.Themostimportant

　　请帮忙分析一下这几句话.

　　Iknowwhattodoinorderto(survive)inthiscrowd-ifyoufall,standupagain-(andIknowwhatyouhavetodotofail).AndmyconclusionisthatIamnotonlyasinger,butalsoanactor.Themostimportantthingis,Ihavetowork(extremely)hard."

　　Forexactlythese(persevering)and(courageous)(attempts),LadyGaGaisnowan(indispensable)partoftoday'smusicworld.

　　请帮忙分析和解释一下括号里的词得意思.还有前面一句的括号中句子,不是很理解.

　　能教下怎么读么?