货物运输业增值税专用发票正数发票开具界面不可以修改的项目有哪些?()
A.发货人纳税人识别号
B.受票方及纳税人识别号
C.承运人纳税人识别号
D.收货人纳税人识别号
参考答案:C
若a:b=4:3,且b2=ac,则b:c等于[ ]
A.2:3
B.3:2
C.4:3
D.3:4
Countries with large ______ should pay attention to the environment.[ ]
A. letters
B. population
C. people