未知题型 糖尿病人的典型症状是“三多一少”,从肾脏生理的角度看,引起患病的原因是?
未知题型 听力原文:M:What do you think of biology?W:It's given me a hard time,though it is not as difficult as math.Q:What call we learn about the woman from this conversation?(17)A.She is going to give up biology.B.She spends half of her time on biology.C.To her, biology is difficult, but math is not.D.To her, math is even more difficult than biology.
未知题型 患者因牙齿松动影响进食,欲就诊拔牙。下列可立即拔牙的情况是: