Lesson One is very easy.

第一课非常简单。

Lesson Two is not as Lesson One.

第二课没有第一课容易.

Lesson One is far easier than Lesson Two.

第一课远比第二课容易。

Lesson one Excuse me! Lesson three Sorry , sir.

第一课对不起！ 第三课对不起，先生。

Lesson One is not so difficult as Lesson Five.

第一课不像第五课那样难。

So, lesson one, follow your feelings.

因此，第一个经验，随心而走。

Lesson one: Your employees are adults.

第一课：你的员工是成人。

Pay a price ( for a lesson one learns , etc. )

交学费 ( 喻付出代价 )

Please start with Lesson One without stopping until I ask you to.

这是新概念英语第二册，从第一课开始往下读，直到我叫停为止。

You've got to learn the art of negotiating. Lesson one: Bargaining position.

你得学学谈判的艺术，第一课，谈判地位。