I went to school without having breakfast.having这句话中,为什么要用having

I went to school改为一般疑问句 I went to school when I___six I went to school by bus I went to school five years ago,he went to school at the same time.翻译 I went to school,but I didn't have breakfast.(用withput改写句子)I went to school () () breakfast I WENT TO SCHOOL BY BIKE 哪里错了jjjjjjj I went to school yesterday 变疑问和否定 After—(have)my breakfast,I went to school. 这两句哪个对?I went to school by oneself yesterday.I went to school yesterday by oneself.I went to school by oneself yesterday.I went to school yesterday by oneself.还是用myself将oneself代替? went to school【 when I was 6.】状语 I went to the Olympiad with my school team. I went to school at 8.30.翻译中文 I went to be in the school _____(act). I went to school at onice without _____(eat) anything I went to school alone yesterday.(同义句改写） i went to school.是主谓宾结构? 为什么I went to school yesterday为什么不写成i did go to school yesterday呢? 为什么I went to school为什么不写成i did go to school呢?