At the beginning of next week,I will go to Qingdao.这句话哪错了

问题描述:

At the beginning of next week,I will go to Qingdao.这句话哪错了
will do 和 be going to do 有什么区别

be going to do 是主观打算做某事
will do 侧重于说话人愿意做某事