1. i sacked a sale assistant whom i had a terrible argument with

2. her new house is smaller than her old one 

3. peter is the tallest in my class 

4. the white dress is cheaper than the black one 

5. maths is more difficlut than english 

6. mary is the most intelligent in our group

7.nile is the longest river in the world 

8. this is the prettiest girl i've ever met 

9. that one is the best restaurant in the city 

10. that watch is better than this one

11. thhiss is the most interesting story i've ever read

12. george is the most careful person i've ever met 

13. this is the most romantic story i've ever read 

14. she is the youngest in the class

15. mr john is the best teacher in our school

16. japanese cars are the most expensive in the world