Viết lại câu sau đây sao cho nghĩa không đổi

Viết lại câu sau đây sao cho nghĩa ko đổi .
1. Lan's hair is long.
2. Nam rides his bike to school everyday.
3.Are there four people in your Family ?
4.Nobody in our class is happier than Nga.
5. Let's go swimming.
6. My house is behind the post office.
7. She likes driking milk.
8. Ba has a sister,Lan.
9. What's the height of the Mount Everest?
10. This bay is strong.