And we always go to school without breakfast,it has a bad effect on our health and study.

问题描述:

And we always go to school without breakfast,it has a bad effect on our health and study.
求改错

在without后加having.it has要不要改为it will have最好再把it改为which要不要改为将来时?不用。其就指的是现在存在的情况。不用将来时。