He solved a large number of problems.

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.

More or less, we all agree with his opinion.

If you buy cheap articles, you'll end up buying twice.

Taira is my best friend.

Yasushi is my best friend.

Yasushi is my best friend.

I found a millipede in the garden.