1.We have read stories about movie stars who committed suicide or died from drugs.
從about movie stars who committed suicide or died from drugs是介詞短語(yǔ)做后置定語(yǔ),who committed suicide or died from drugs是定語(yǔ)從句修飾movie stars的.
2.If you obtain wealth through luck or dishonest means,you will know that it is ill earned money.
從if到means是條件狀語(yǔ)從句,you開(kāi)始是主句,that引導(dǎo)是主句中的賓語(yǔ)從句.
3.It is a continuous process of honest,productive work which makes a real contribution to others and makes you feel you are a useful,worthy person.
which引導(dǎo)的定語(yǔ)從句,在從句中做主語(yǔ),后面有兩個(gè)并列的（makes）謂語(yǔ).you feel到最后是第二個(gè)makes的賓語(yǔ)從句,從you are a useful,worthy person 是feel的賓語(yǔ)從句.
a base person一個(gè)底層人員；ill earned money橫財(cái),不義之財(cái)；self-esteem自尊