在这一集里面，J博士要教我们用英文怎么客气的请别人帮忙，让别人开心的帮忙你。Let's Go! 让我们跟着J博士一起学习！

本集核心英语单词及例句：

1.appreciate (v.)赏识，欣赏，鉴赏，感激
They really appreciated his kindness.
他们对他的好意深表感谢

2.fancy (adj.)过高的，昂贵的
They sell poor goods and charge fancy prices.
他出售的商品很糟，要价却非常昂贵。

3.success (n.)成功，成就
They have achieved remarkable success in their work.
他们在工作方面成绩显著。

4.difficult (adj.)困难的
English is difficult for some students.
有些学生觉得英文困难。

5.colleague (n.)同事
Tom gets along very well with his colleagues.
汤姆跟他的同事相处得很好。

6.effective (adj.)有效的，有力的
That's a rather effective use of color.
那样使用顔色效果甚佳。

7.take off (v.)起飞，脱下，移去
The plane will take off soon.
飞机马上就要起飞了。

8.polite (adj.)有礼貌的，容气的
Dr. J's always very polite to others.
J博士对人总是非常有礼貌。

9.continue (v.)继续，持续
The forest continues for miles.
森林绵延数英里。