関連ワード:  how to use have been in a sentence    how to use has been in a sentence    how to use had been in a sentence    how to use would have been in a sentence    how to use has have been in a sentence    how to use should have been in a sentence    how to use could have been in a sentence    how to use will have been in a sentence    how to use have in a sentence    how to use i ve been in a sentence