YOU SAID:

I really want to buy a new mouse, but they are very expensive

INTO JAPANESE

どうしても新しいマウスを買いたいのですが、とても高いです

BACK INTO ENGLISH

I really want to buy a new mouse, but it is very expensive.

INTO JAPANESE

どうしても新しいマウスを買いたいのですが、とても高いです。

BACK INTO ENGLISH

I really want to buy a new mouse, but it is very expensive.