阅读理解。 Dear Bill, Thank you for your letter. You tell me something about your family. Now I'll talk about(谈论) my family. I have a happy family. We love each other. My grandparents are doctors.  They work in Canada now. My parents are both teachers.   They teach English at Guangzhou International School.   My sister and I are in China with them. I'm 13 years old. I'm a student in Grade Seven. I like China and Chinese. I want to be a Chinese teacher when I grow up(长大).Now I can speak Chinese.   My sister, Amy, is only three years old. She is fat(胖 的)with blue eyes. She is lovely. We all love her. China is very beautiful(漂亮). Welcome to China. Best wishes! Yours, Tina 根据Tina信得内容，判断正（T）误（F）。 (     )1. Tina's grandparents are both teachers. (     )2. Tina's father and mother work in China. (     )3. Amy is thirteen years old. (     )4. Now Amy and Tina study in China. (     )5. This is Bill's letter to tell Tina about Bill's family.