当实数x的取值使得$\sqrt{x-1}$有意义时，函数y=-x+3中y的取值范围是（　　）

2008年10月12日，海南警方成功破获一起利用互联网侮辱、诽谤案件，诽谤者已被刑事拘留。海南某装饰工程有限公司因与汉中万邦实业集团有限公司发生合同纠纷，便利用互联网虚构事实，对汉中万邦实业集团有限公司及其负责人杨某进行侮辱诽谤，在社会上造成极其恶劣的影响。案例说明（   ）     

①公民没有言论自由　②言论自由不是无限制的绝对自由　③滥用言论自由是法律不允许的　④言论自由权要在法律允许的范围内行使  

根据短文内容，选择正确答案。  

    Here is a photo. The two girls have big blue eyes and long brown hair. They are both ten years old. They are in the same class. The one in a yellow skirt is Lily. The other one (另一个) an orange skirt is Lucy. Their father (父亲) is Mr. White. He is in a brown coat. Their mom is Mrs. White. She is in a black dress. Who is that boy in a blue cap? He is Lucy and Lily's brother(哥哥), Bob. He is a high school student. Look! Lucy and Lily are in a green car.

下图阴影部分所示为下列哪一帝国的版图（  ）

下列对使用水的说法,不正确的是(　　)