根据短文判断正（T）误（F）。

     Mary is an American girl. She is twelve years old. She is in Class Seven, Grade One. Han Meimei is

a Chinese girl. She is thirteen. She is a good girl. She's in Class Seven, Grade One, too. Mr Smith is their English teacher. His full name is John Smith.  He is a good teacher. Their Chinese teacher is Miss Liu.

She's very nice.

( )1. Mary is a Chinese girl.                          

( )2. Mary and Han Meimei are in Class Nine, Grade One.

( )3. Han Meimei is thirteen.                          

( )4. Mr Smith is a good teacher.                      

( )5. Miss Liu is their English teacher.