Ответ:
1)The water bottle is nearly empty.
There is little water left in the bottle.
2)It's not a good idea to eat a lot of sugar.
You better not eat a lot of sugar.
3)Anna's dad isn't a very careful driver.
Anna's father drives a car badly.
4)J K Rowling wrote the Harry potter books.
The Harry potter books on loss were written by J K Rowling.