He is as tall as his brother. (Make it Comparative)

As........ as যুক্ত Positive Degree-কে Comparative Degree- তে রূপান্তরিত করার নিয়ম:-
Structure : শেষের Subject + verb + not + Positive Degree--এর Comparative form + than + প্রদত্ত Sentence-এর প্রথম Subject.
Example:
Positive: He is as tall as his brother.
Comp: His brother is not taller than he.