A：turn o
B：turn off
C：turn dow
D：turn u
北宋中期，东京一带流传着“朝廷无忧有范君，京师无事有希文”(范君指范仲淹，希文是他的字)的民谣，这是因为范仲淹( )
肾单位形成的尿液，排到体外的途径依次是（ ）
①Susie want toast two tall postmen some lemonade a thirsty crow
②how do you feel were very hungry
