以下定义数组或给数组元素赋值的语句中，正确的是( )。
参考答案：A
One of the few things you _____ say about English people with certainty is that they talk a lot about the
weather. [ ]
A. can
B. must
C. should
D. need
下列关于包裹交寄邮费的说法正确的是（）。
A.现金交付
B.粘贴邮资机符志
C.用户自带邮票交付
D.加盖"邮资已付"戳记
