本集核心英语单词及例句：

1.signature (n.)签名
George was forced to forge a signature.
乔治被迫伪造签名。

2.receipt (n.)发票
Here's your receipt and change.
这是你的发票和找的零钱。

3.transaction (n.)事务
He left the transaction of the matter to his secretary.
他把这件事交给秘书办理.

4.chop (n.)印章
Company chop is required for a Company Account.
公司帐户必须加盖公司印章。

5.sign (vt.)签名
Please sign and stamp then fax back.
请签字盖章后回传。

6.document (n.)文件
I invite every citizen to carefully study the document.
我请每位市民都仔细研读该文件。

7.imprint (n.)印记
Brand is an imprint in people's mind.
品牌是人们心目中的印记。