索菲亚这周一直在店里帮忙。

Sophia has been ___helping ___out in the shop this week.

她的父母帮她支付了课程的费用。

Her parents ___helped her ___out with the cost of the course.

我通过写巨大的广告牌和准备一些清淡的点心来帮助我的朋友。

I ___helped ___out my friend by writing huge billboards and making some light refreshments.