她努力在工作和家庭之间取得平衡。

She ___struggles to balance work and family.

小型企业常常在竞争激烈的市场中艰难地争取知名度。

Small businesses often ___struggle for visibility in a crowded market.

许多学生要非常努力才能理解高级数学概念。

Many students ___struggle with advanced math concepts.