读下面短文，把A-D填入文中空缺处(1-5)，短文内容完整正确。并完成第5小题。
Good manners are very important in the communication (交流) of daily life .Everyone likes a person with good manners. 1 How does one know what he should do and what he shouldn't do? 2 . A person with good manners never laughs at people in trouble. Instead, he always tries to consult (请教) or offer
help to the person 3 . He doesn't spit in public places. Ideas of what are good manners are not always
the same in different regions.(宗教) For example, people in western countries usually kiss each other to
show their greetings , 4 and sometimes is regarded as impolite to others. So it is important to know what is regarded as polite and impolite before you go to a different region. But remember that it is always right
to be kind and helpful to others.
A. When he takes a bus and sees an old man, he always gives his seat to him
B. while in China, kissing in public is something unusual
C. Well, here are some common examples.
D. But what are good manners?
( )5. The best title of the passage can be
A. Manners
B. Good Manners
C. Bad Manners
D. Be a Good-mannered Person