阅读短文，回答问题。
    Rose's summer holiday is coming soon. Her family loves to go on trips in summer. Last summer, she went to a lake with her parents. She swam in the lake and played on the beach.
    This summer she will go on a trip to the sea with her grandfather and grandmother. She will swim in the sea. She will watch the ships on the sea. She will be happy for the summer holiday.

在张华的图片收藏夹中，有一组欧洲风光照，上面注明了国家，你会发现其中标注错误的一张是（　　）

某学习小组辨析以下说法：①粗盐和酸雨都是混合物；②酸性氧化物和碱性氧化物都是电解质；③冰和干冰既是纯净物又是化合物；④淀粉溶液和蛋白质溶液可能都是胶体；⑤盐酸和醋酸既是化合物又是酸；⑥纯碱和烧碱都是碱。说法正确的是（    ）

——Thanks ___________ helping me ___________ my English handwriting.

——You are welcome.

如图，已知二次函数y=a（x﹣h）²+ $\sqrt{3}$ 的图象经过原点O（0，0），A（2，0）．