1997年，在“一国两制”构想指导下，被英国侵占的澳门终于回归祖国。

错误：____

改正：____

2011年12月27日，岛国萨摩亚决定删掉12月30日，从29日直接进入31日，迎接新时区的到来．更改时区后，萨摩亚将成为世界上第一个迎接2012年新年的国家．下列对萨摩亚的推论不正确的是（　　）

已知sin$\left(\mathrm{\pi }+\mathrm{\alpha }\right)$=$\frac{1}{3}$，则cos2α=（　　）

    I'm Tony. I'm a boy. I live in a big house with my family. I have a sister and a brother. My sister likes to draw pictures and sing. My brother likes to play football. We all go to school by bus. My mother works in a hospital. She is a doctor. My father has a farm. The farm is very big. We like to go for a walk together. I love my family.