eg. I’ll have to check out his book.
我已經在他的書中檢驗合格。

eg. Check out the worst one of the bunch.
從這一群人中找出最糟的一個。

eg. The guest must check out of the room before midnight.
那位客人必須于零點之前結帳離開房間。

2. 當被問及如何付賬時，你可以付現金就用“pay in cash”，

也可以刷卡用“pay in credit card”，

還可以使用公司賬戶，如本文中“pay on company's account”。

3. 立即，馬上的多種表達：

1) right away

eg. I'll start the paperwork for your order right away.
好啊，那我立刻就為你們的訂單作準備了。

2) immediately

eg. Morale perked up immediately at the good news.
聽到這個好消息，士氣立刻振作起來。

3) at once

You'd better encash your motorcycle at once.
你最好馬上賣掉摩托車換成現款。

4) promptly

eg. I will deal with it promptly and fairly.
我將迅速和公平地予以處理。

5) off hand

eg. I can't answer your question off hand.
我不能立即答復你的問題。