In old days，Chinese people have first name，last name，and courtesy name（字）.
    This is Li Bai.His last name is Li.His first name is Bai，and his courtesy name is Taibai.When（當……的時候） people are at home，they call their first names.But when they go out，they call people's courtesy names.Children don't have courtesy names.Men can get their courtesy names when they are 20 years old.Women can get their courtesy names after getting married（結婚）.
    The courtesy name often（A） has something to do with the first name.Zhuge Liang's first name is Liang. （B） It is"bright（明亮）".His courtesy name is Kongming.It is"very bright".

（1）When 30-year-old Li Bai is at his friend's home，what does his friend call him？

His first name.

His first name.

（2）根據語篇內容猜測（A）處劃線部分 has something to do with的意思，請將字母代號寫在答題卡的相應位置

A

A

A.和……有關
B.有事要做
（3）What does （B）"It" refer to（指的是）？

Zhuge Liang's first name.

Zhuge Liang's first name.

（4）根據語篇內容填空。
    In old days，Chinese people have ①

three

three

names.②

Children

Children

have two names.Men over（超過）③

20

20

years old have three names.Women have three names ④

after

after

getting married.