甲、乙两数的比是5:4,乙数比甲数少( )
A.25%
B.20%
C.125%
D.80%
(5-4)÷5=1÷5=0.2=20%
故答案为B
— May I go shopping, Mum?
— Yes, you ______________.[ ]
A. could
B. do
C. may
结账前,发现机内账簿登记错误,可采用划线更正法对其进行更正。 ( )