Viết lại câu nghĩa không thay đổi

viết lại câu nghĩa không thay đổi:
1. no one in my class is taller than me.
-> I ......................
2. no one in my group is more beautiful than her.\
-> she
3.this is the first time i have ever met such a beautiful girl.
-> she is
4.she danes more slowly than her sister .
-> her sister 
5.this computer works better than that one.
-> that computer
giúp mik với ạ gấp lắm