She makes an effort to speak English every day.
她每天都努力說英語。
I put a lot of effort into my science project.
我在我的科展作品上投入很多努力。
Our team won because of everyone's effort.
我們的隊伍因為大家的努力而獲勝。
Their efforts helped clean the beach on Saturday.
他們的多次努力在星期六幫忙清理海灘。