5. Money does not always bring happiness.
金錢并不總是帶來快樂。
還能這樣說：
Happiness doesn't always come along with money.
Even if you get money, you are not sure to get happiness.
諺語：
Money is a good servant but a bad master.
要做金錢的主人，莫做金錢的奴隸。
6. We have to learn how to manage money.
我們必須學會理財。
還能這樣說：
We have to learn money arrangement.
It is a must to learn to manage money.
應用解析：
manage about 設法處理，解決；
manage with 以……設法應付；
manage without 沒有……而仍設法應付過去
7. I'm wise in money matters.
我是理財能手。
還能這樣說：
I am a financial genius.
I'm good at money management.
應用解析：
a matter of opinion 看法不同的問題；
as a matter of convenience 為方便起見；
as a matter of routine 按常規；作為例行公事；
it's no matter that... ……是無關緊要的
8. She isn't good at managing money, for she always spends more money than she earns.
她不會理財，因為她總是入不敷出。
還能這樣說：
She doesn't do well in money management. She can't make ends meet.
She doesn't know how to manage money, because she always lives beyond her income.
諺語：
Wisdom in the mind is better than money in the hand.
腦中有智慧勝于手中有金錢。