Ms.King has three young workers helping her in the bakery.这里

=Ms.King has three young workers who are helping her in the bakery.
helping her in the bakery是现在分词短语,在句中用作定语,相当于一个定语从句.
has的意思是“拥有”,不是行为动作,helping不能伴随“拥有”.现在分词要伴随行为动词的谓语.如：1. All night long he lay awake, thinking of the problem.
2. The six blind men stood there begging for a meal.
thinking of the problem伴随lay; begging for a meal伴随stood