根据上下文或括号里的汉语提示，在下面短文的空白处写出正确的单词或词组，使短文意思完整，
语句连贯。
All over the world mothers and fathers teach their children manners. There are all kinds of manners.
Other children may have manners that they are not1.(像) yours.
Many years ago, children who had good manners were seen and not heard. They2.(保持沉默)
if grown-ups were talking. Today children have more (自由).
Sometimes good manners in one place are bad in3.(另一个) place.
If you visit some friends in Mongolia and they ask you to4.(和……一起吃) them, what kind
of manners do they5.(想要) you to have? They want you to give a6.(大声的) 'belch'
after you finish eating. Belching would 7.(显示) that you liked your food. But in some other
countries, if you give a loud belch, you are told to say 'Sorry, please'.
Manners are different8.(全世界). But it is good to know that all manners begin9.
(用同样的方式). People needed ways to show that they wanted to10.(成为朋友).