本集核心英语单词及例句：

1.rude (adj.)粗鲁的；简陋的
He's rude to her friends and obsessively jealous.
他对她的朋友很无礼而且嫉妒心重。

2.attention (n.)注意，注意力
A faint aroma of coffee attracted his attention.
淡淡的咖啡香味一下子吸引了他的注意力。

3.offend (vt.vi.)触怒;得罪
What have I done to offend you?
我什么地方触犯了你？

4.patiently (adv.)耐心地，坚初不拔地
Whenever we have trouble with our studies, our teachers help us patiently.
每逢我们在学习上遇到困难，老师总是耐心辅导。

5.polite (adj.)有礼貌的;有教养的
It's not polite to point or talk about strangers in public.
在公共场合对陌生人指指点点或议论纷纷都不礼貌。