加成征收只是针对特定的纳税人,附加是对所有纳税人加征。()
参考答案:对
Try to read stories in English and speak in English whenever you can,________ you will see more progress over time.
A.but
B.or
C.and
D.so
对该患者下述检查最有意义的是
A.Coombs试验
B.酸溶血试验
C.冷热溶血试验
D.高铁血红蛋白还原试验
E.异丙醇试验