例句：
1、You should put more effort into your work.
你應該更加努力地工作。
2、She has begun to make a concerted effort to find a job.
她開始盡全力尋找工作。
3、 I'm afraid this essay is a poor effort.
很抱歉，這篇文章寫得不好。
4、He's making a big effort now, and I hope it lasts.
現在他正加緊努力，我希望他能堅持下去。