why we need to help people?why后面接一般句子口语时和从句时不倒装.可以加助动词也可以不加,正常口语一般不加do.书写就要加do
口语 why we need to help people?
书写从句 i wonder why we need to help people
书写不从句why do we need to help people?
why we need to help people?why后面接一般句子口语时和从句时不倒装.可以加助动词也可以不加,正常口语一般不加do.书写就要加do
口语 why we need to help people?
书写从句 i wonder why we need to help people
书写不从句why do we need to help people?