下列各项中，不属于原始凭证要素的是（）。
A.经济业务发生日期
B.经济业务内容
C.会计人员记账标记
D.原始凭证附件
参考答案：C
重度新生儿寒冷损伤综合征的硬肿范围是（）
A.<20%
B.20%～30%
C.30%～40%
D.40%～50%
E.>50%
—Come in Peter, I want to show something to you.
—Oh, how nice of you! I______ you ______to bring me a gift.
A．never think; are going
B．never thought; were going
C．don’t think; were going
D．hadn’t thought; were going
