問題problem可數(shù)嗎

　　There remained one significant problem.

　　還有一個非常重要的問題。

　　They dismissed the problem as unimportant.

　　他們認(rèn)為這個問題無關(guān)緊要而不予理會。

　　'That's your problem,' she remarked unkindly.

　　“那是你的問題。”她刻薄地說。