调查(阅)会计档案的申请及公函,应由经办人员和会计主管共同签章,并专夹保管以备查考。()
参考答案:对
—What happened to the young trees we planted last week?
—The trees ____ well, but I didn’t water them.
A.might grow
B.needn’t have grown
C.would have grown
D.would grow
下面哪项与胸部扫描技术无关()。
A.口服碘水造影剂
B.扫描范围由肺尖到肺底
C.发现肿瘤扫描范围应包括肾上腺
D.观察肺间质改变用HRCT
E.螺旋扫描,层厚不得超过5mm