Transformation: 1. She is too young to ride a motorbike. 2. What a lovely smile you have! 3. I received a letter from my friend Nien today

V. Transformation:
1. she is too young to ride a motorbike
=>she isn't
2. what a lovely smile you have!
=> how
3. I received a letter from my friend Nien today
=> my friend
4. he is so tall that he can reach the top of the bookshelf
=>he is tall
5. the test is so diffcult and I can't do it
=> the test isn't
6. we have qiute different characters
=> our characters