attend primary school meaning in English

上小学

I can ’ t imagine my boss only attended primary school
我真想不到我的老板只有小学文化。
Of the 130 million children who are not able to attend primary school , two thirds are girls
在1 . 3亿无法接受小学教育的儿童中，有2 / 3为女童。
The age of thirteen should have been the age of a first year student at high school . nevertheless , i had wandered about for six years just because of my terrible eyesight at the age when the other kids attended primary schools with no worry
十三岁的年本应是一名初一的学生了，但我就是因为眼睛看不见，却在别人上小学的年，在别人无忧无虑的年纪里寻寻觅觅了六年。