Children should not speak to their parents in a forceful fashion.
小孩子不应该以强硬的态度跟父母讲话。

You should line up for the subway in an orderly fashion.
在地铁站里你应该遵守秩序来排队。

She likes to do things in her own fashion.
她喜欢以她自己的方式处理事情。