one（數詞& 代詞.）
一，單獨一個，僅僅一個
那個人或事
first（序數詞，名詞，形容詞& 副詞.）
第一，最重要的，首要的，最優秀的
首先，第一，最初，首次
第一個人(或事物)
one和first是最常用的詞彙了，所以這裡我們不多舉例。
但是它們還有一些很常用的表達，也許你不一定熟悉，快快來學習吧！
square one
回到原點；從頭開始
We are back to square one.
It's a real bummer, but I guess we're back to square one.
真不幸，我想我們又回到了原點。
Okay, let's go back to square one and try again.
好吧，我們重新開始再試一次。
We are not starting from square one.
我們沒有從頭開始。
The police are now back at square one in their investigation.
警察的調查現在又回到了原點。
for one
（強調某人與眾不同的反應或行為方式）舉個例說
I, for one, hope you don't get the job.
I for one was sorely disappointed.
I, for one, am proud of the team's effort.
You, for one, you bad girl.
比如說，我就希望你得不到這份工作。
就我而言，我感到非常失望。
我個人為球隊的努力感到驕傲。
比如說你，你這個壞女孩。
one too many
喝多了，一個太多
I think David's had one too many. He can hardly stand up.
我覺得大衛喝多了。他幾乎站不起來。
Ron looked like he'd had one too many.
看起來羅恩喝高了。
Even if one person is hurt that is one too many.
即使就一個人受傷了，那也太多了。
He said one too many stupid things and I just lost my rag.
他說了太多愚蠢的話，把我氣得不行。
I never want to have another experience like that. I've had one too many.
我再也不想有這樣的經歷了。一次就太多了。
one of those things
（人生中）常發生的事
Well, I didn't get the job. It's just one of those things.
唉，我沒有得到那份工作。這是沒辦法的事。
It wasn't your fault. It was just one of those things.
不是你的錯。這是常有的事。
Thanks a lot. I know it was just one of those things.
謝謝。我知道這是不可避免的事。
It wasn't really the driver's fault; it was just one of those things.
這並不是司機的錯，這只是不可避免的事。
one for the road
（臨走前）最後一杯酒
Let's just have one for the road. What will you have — a beer?
我們最後再來一杯。你要什麼-啤酒？
Before I went home, she persuaded me to have one for the road.
在我回家之前，她勸我又喝了一杯。
I need to be heading home soon, but let's have one for the road.
我很快就要回家了，我們喝最後一杯吧。
Don't down one for the road if you are going to be the driver.
如果你要開車，就不要再喝了。
first thing
（明天）一大早
I'll phone you first thing and let you know what we're doing.
明天一早我會打電話告訴你我們做什麼。
We need to talk about this shipping issue first thing tomorrow.
我們明天第一件事要討論運輸問題。
Eating first thing in the morning just makes me nauseous.
一大早吃東西讓我噁心。
I always like a cup of tea first thing in the morning.
我早上第一件事總是喜歡喝茶。
Can you lend me some money? I'll pay you back first thing tomorrow.
你能借給我一些錢嗎？我明天一早就還你。
first and foremost
首先，首要的是
He whites for newspapers, but first and foremost he's a teacher.
Dublin is thought of first and foremost for its literary heritage.
都柏林被認為最重要的是它的文學遺產。
However, my worry is not first and foremost a medical one but a spiritual one.
然而，我最擔心的不是醫學上的，而是精神上的問題。
First and foremost, this involved a whole battery of controls over production and consumption.
首先也是最重要的是，這涉及到對生產和消費的一整套控制措施。
圖片選自網絡，版權為原作者所有！