Every country shares things(61)___common:we value family and laughter,cherish food and health,and celebrate large (62)___ (festival) and traditions.Yet within the similar things we share,there are unique parts of each country.One characteristic that is famous of British people(63)___(be) their sense of humor,particularly self-mockery (自嘲).This is a type of humor that criticizes and undervalues oneself.For example,a fat person may joke:"I am on a new sea food diet.If I see food,I eat it."This is (64)___well-known self-mockery joke.It's difficult why self-mockery(65)___ (tie) to the British people.But every nation's sense of humor comes from its culture and history.It could come from another British characteristic,modesty,(66)___ (mean) not talking openly about your skills.This seems to be something that is similar with people in China,(67)___modesty plays a big part in daily life.It also acts as a defense of our self-respect by playing down our skills,this can (68)___(less) the chance of people criticizing us.Another possible reason is(69)___the British people do not take themselves too(70)___ (serious).