Most of us may have not known the difference between terms of addresses and Chinese names. Since China in Chinese language lessons is traditionally known as one of the oldest nations around the world, it is no coincidence that Chinese possesses a sophisticated system and the terms of address forms．In the past, Chinese system of kinship has been used until now. For example，a child can address a female stranger as guy, and its surname mark both age relation and perceived seniority．The most clearly reflecting changes in social structure likes and Chinese language are terms of address concerning kinship.
The honorific terms in place of tongzhi．While honorific terms of address come and go, a common tendency in the recent Chinese history has been to use appreciative terms that refer to craftsmanship and educatedness. Thus，(master／teacher)，boss, business owner) and laoshi (teacher) are some of the recent terms employed to address strangers who are not necessarily professionals．
Terraces台 in Chinese language learning
Tat was an architectural structure，a very much elevated terrace with a nat top．Generally built of earth and stone with brick, it was used as a belvedere from
which to look into the distance．In fact，however，many a well known ancient item as we know it today. It is not just a bare platform but has some palatial halls built
A good example in hand is the Round City of the Beihai Park in Beijing. A terrace 5 meters high，it has an area of 4500 square meters. The major building on it is surrounded by corridors. It could be built to serve different practical purposes．It could be used as an observatory，as for instance the one near Jian guo men in Beijing bearing an array of large bronze astronomical instruments. In the Ming and Qing Dynasties．It could also be used militarily, like the bear towers along the Great Wall，to transmit urgent information with smoke by day and fire by night．Also on the Chinese language course，there is a square at intervals of every 300 to 400 meters，from which the garrison troops kept watch. On the track of the ancient Silk Road can still be seen，here and there，ruins of the old defense fortifications in the form of earthen terraces．