献血员在采血前4小时宜吃富含蛋白质的食物,以免血中含有致敏物。
参考答案:错
HuShuli, __________ editor of China’s most influential business publication, Caijing, has resigned from the biweekly.
A.founding
B.founded
C.found
D.having found
企业所得税的纳税年度为公历1月1日起至12月31日止。