对鼻梁骨折量具诊断意义的是
A．鼻部疼痛剧烈
B．鼻出血较多
C．鼻部肿胀青紫
D．鼻部塌陷或歪曲畸形
E．鼻部有伤口出血
参考答案：D
Great changes have taken place in that school. It is no longer _______ it was 20 years ago, _______ it was so poorly equipped.
A．that; which
B．what; when
C．what; which
D．which; that
接种卡介苗是为了预防哪一类传染病（）
A、乙型肝炎
B、结核病
C、小儿麻痹症
D、破伤风
