It's bad manners to talk with a full mouth.

嘴里吃着东西说话不貌的。

It was a case of monumental bad-manners.

那极不貌的事例。

It's not polite to stare at a girl in the face.

盯着姑娘的脸瞧不貌的。

It’s impolite to gibe at a foreign student’s English.

嘲笑外国学生的英语不貌的。

It's rude to put out your tongues at people.

对人吐舌头不貌的。

"People, especially youngsters don't seem so polite these days."

"如今人们,尤其年青人好象不那么讲貌了。"

It is not polite to interrupt a speaker with frequent questions.

不断提问打断演讲者不貌的。

It is impolite to get a word in.

别人谈话时插嘴不貌的。

It’s impolite to make a tardy appearance.

晚到不貌的。

It's not polite to howl down a speaker.

大喊大叫妨碍别人的讲话不貌的。

It is rude to grab a seat.

抢占座位不貌的。

He wasn’t just impolite—he was downright rude.

他不仅仅不貌，而无透顶。

It's rude to stare at people.

盯着看人不貌。

It is rude to snatch.

不貌的。

It is rude to point.

指指点点不貌的。

It's rude to point.

用手指人不貌的。

It is rude to interrupt.

打断别人的话，不貌的。

S-politeness is insulting.

故意要表示貌等于不貌。

Because rude behavior in children is more often the thoughtlessness than of deliberate aggression, criticism， namecalling and orders only make a child angry and defensive.

孩子的不貌行为往往缺乏考虑的结果，而不故意冒犯别人，批评辱骂和命令只会使他们恼怒，产生抵触情绪。