题目

Do you know Dianzan is one of the most popular words on the Internet? When you think someone's ideas are right, when you think someone's articles are _____________, or when you are moved by what someone writes, you can click (点击) the praise sign. Anyhow, clicking the praise sign _____________that you agree with someone or praise someone.Dianzan is a kind of Chinese Internet language. People _____________use it when they surf the Internet. There is a function (功能) of Dianzan in the QQ space. The QQ space has had the function _____________2010. It didn’t become very popular until Sina 关于惯性，下列说法正确的是（　　）A．静止的物体有惯性，运动的物体没有惯性B．物体的速度不变时没有惯性，运动速度改变时才有惯性C．固态的物体惯性大，液态的物体惯性小D．在任何状态下，一切物体都有惯性