4Your kitchen is bigger than my kitchen. 
5My grandmother is the oldest person in my family. 
6Tam is the tallest student in my class. 
7My mother can cook better than me. 
8Jack can play tennis better than him. 
9You spent more money than I did. 
10This book is more expensive than I think.
11No one in his class is taller than him. 
12No other films are more interesting than this film. 
13Japanese cars are the most expensive cars in the world. 
14That exercise is not as easy as this exercise. 
15Jack doesn't drive as carefully as he does. 
16He can play better than all people in the group. 
17This hotel is the most comfortable hotel in the city. 
18The Pacific Ocean is larger than other oceans. 

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4. Your kitchen is bigger than my kitchen. 
5. My grandmother is the oldest person in my family. 
6. Tam is the tallest student in my class. 
7. My mother can cook better than me. 
8. Jack can play tennis better than him. 
9. You spent more money than I did. 
10. This book is more expensive than I think.
11. No one in his class is taller than him. 
12. No other films are more interesting than this film. 
13. Japanese cars are the most expensive cars in the world. 
14. That exercise is not as easy as this exercise. 
15. Jack doesn't drive as carefully as he does. 
16. He can play better than all people in the group. 
17. This hotel is the most comfortable hotel in the city. 
18. The Pacific Ocean is larger than other oceans.