His attitude switched to hostility.
彼はさっと敵対的な態度に変わった
his attitude toward his work
自分の仕事に対する彼の考え方
His attitude was such as to disgust me.
彼の態度は私をうんざりさせるようなものだった
His bag lay open.
彼のかばんは開いたままだった
his bearing toward women
女性に対する彼の態度
His behavior bothers [worries, troubles, disturbs] me.
彼の行動が気になる[心配だ,悩みの種だ,不安をかきたてる].
His behavior disappointed us.
彼の行動は期待はずれだった
His behavior reflected badly on his parents.
彼の行為で親の体面が傷ついた
His behavior will have bad consequences.
彼の素行は悪い結果をもたらすだろう
His best efforts failed to break the deadlock.
最善を尽くしても難局を破れなかった