Rewrite sentences: What's the height of the mount everest; This boy is strong; My room is smaller than your room

Rewrite sentences
1. what's the height of the mount everest?
How ..........
2. This boy is strong
He ...........
3. My room is smaller than your room
Your room ...........
4. Mr hung drives careful
Mr hung is ....
giúp em trong tối nay nhé em cần gấp