以前的我一直认为科学是个很神秘的东西,只有学识渊博的科学家才会接触并研究,与我没多大关系,直到有一天,生活中一件微不足道的小事改变了我的看法。那是我上三年级时的事。记得那是个星期天,我做完作业就去找我的好姐姐刘盼一起玩。她提议打乒乓球,我一听立刻拍手直呼:“好啊,好啊!”我们来到她家后院的乒乓球案前,她挑衅似的朝我问道:“准备好了吗?我发球啦!”说罢,只听“咯” I used to think that science was a very mysterious thing. Only learned scientists will come into contact with and study it. It does not matter much to me until some trivial little thing in my life changes my opinion. That was when I was in third grade. I remember it was a Sunday, I finished my homework to find my good sister Liu Pan play together. She suggested playing ping-pong, and immediately I clapped her hand and said: “Well, good!” Before we came to the ping-pong case in her backyard, she challenged me provocatively: “Ready I serve it! ”Finish, just listen “ slightly ”