根据汉语补全句子。
1. 请把更多的时间用于工作。
Please _____ _____ _____ _____ your work.
2. 他们相信上帝的存在。
They _____ _____ God.
3. 她们为她们的信仰而战。
They _____ _____ what they believe in.
4. 布赖恩最近的行为有些反常，我觉得他对我隐瞒着什么。
Brian has been acting _____ _____ _____ _____ recently, and
I think he's keeping something from me.
5. 他过着无忧无虑的生活。
He leads a life _____ _____ _____ _____ care.
6. 他号召工人们为得到应有的权利而斗争。
He called on workers to _____ _____ their rights.
