The little boy is so young that he can't go to school .
=The little boy is too young to go to school .
=The little boy is not old enough to go to school .
希望能帮到你!
The little boy is so young that he can't go to school .
=The little boy is too young to go to school .
=The little boy is not old enough to go to school .
希望能帮到你!