男性,55岁,颈部被重物砸伤,并发高位截瘫,急诊首选的辅助检查是()
A.CT检查
B.血常规检查
C.B超检查
D.X线检查
E.MRI检查
参考答案:D
()是单位体积的表面积最大的一种钢材。
A.型材
B.板带钢
C.线材
D.管材
She ________ an old friend of hers yesterday while she was shopping at the department store.[ ]
A. turned down
B. dealt with
C. took after
D. came across