问题 单项选择题

对肝细胞肝癌有特异性的检查是

A.甲胎蛋白

B.碱性磷酸酶

C.胆红素

D.血尿素氮

E.胰岛素

答案

参考答案:A

探究题

上海亚太经合组织(APEC)领导人会议上,各国首脑身着色彩斑斓的“唐服”引起了世人的关注。看看现实,想一想历史,各国为什么会把中国人称为唐人?

                                                                                                                                                            

                                                                                                                                                            

                                                                                                                                                            

                                                                                                                                                            

                                                                                                                                                            

单项选择题