实验室常用盐酸的质量分数为36.5%，密度为1.20g/cm³．

由中国常驻联合国代表团和清华大学联合主办的“写在竹简上的中国经典——清华简与中国古代文明”专题展览在纽约联合国总部大楼举行。这是清华简首次走出国门,向世界展示中国古代文明的最新发现,也展示着自信的中国人和中国风。做一个自信的中国人,就要 (    )

①把个人的命运与祖国的发展结合在一起,我们的自信才有坚如磐石的根基

②善于把个人的自信上升为国家和民族的自信

③不做有损国格的事情

④只要有利于自己人格的事情就做

数轴上的点A表示的数是﹣2，那么与点A相距5个单位长度的点表示的数是（   ）

一重物挂在弹簧测力计下，弹簧测力计示数为2N，将重物浸没在水中，弹簧测力计示数为1.2N，此时重物所受浮力为____ N；若使重物浸没在水中的深度加大，重物所受水的压强____，浮力大小____（变大/不变/变小）．

任务型阅读
    Chinese writer Mo Yan won the 2012 Nobel Prize in Literature(诺贝尔文学奖)．He is the first Chinese to win the prize．
    Mo Yan was born into a farmer's family in Shandong in 1955．He left school to work at the age of twelve，first on the farm，later in a factory．In 1 976 he joined the PLA and during this time he began to study writing．His first short story was published(出版)in 1981．He has written many famous books about his childhood and his home town．Many of his books were translated into English，French and many other languages．
    Mo Yan's winning of the Nobel Prize in Literature，widely regarded as(被认为)a great encouragement for China's literature，is bringing more confidence to the nation's young authors．
根据短文内容，回答下列问题。