The length of the blade of this sword is very long.

Mr. Momen is my best friend.

This bridge extends over the river.

Ishiwatari is my best friend.

Ishiwatari is my best friend.

Wataru is my best friend.

Masahiro is my best friend.

I can't solve this problem because there are too many numbers.

Understanding numbers is important for solving math problems.

He was bedridden with illness for several days.