体育明星退役后的生活备受人们关注。著名篮球运动员他们大多选择到大学进修是因为（    ）

①到大学进修能满足自己上大学的愿望                     ②要主动适应社会发展的要求 

③通过进修来丰富自己的知识、增长自己的才干     ④想让自己更有面子

    Different countries and people have different manners(举止).Here are some examples:If you visit a Chinese family,you should knock at the door first.When the door opens,you should not move before the host says “Come in,please.” Before coming into the house in Japan,it is good manners to take off your shoes.In European(欧洲的) countries,even if your shoes are very dirty,it is not necessary to take them off.In England,a guest(客人) always finishes the drink or the food to show that he enjoys it.This will make the host very pleased.

根据短文内容完成信息表，每空一词。

I ______ a boy. My name ______ Tom.

下列生物属于分解者的是（    ）