用于原发性肝癌实验室筛查的最佳指标是（）。 A.AFP B.CEA C.PSA D. 发布时间：2020-12-30 22:56 │ 来源：www.tikuol.com 题型：单项选择题 问题： 用于原发性肝癌实验室筛查的最佳指标是（）。A.AFPB.CEAC.PSAD.CA125E.NSE
题型：单项选择题 给下列的对话选择对应的图片。( ) 1. A: What time is it? B: It's three o'clock. It's time for music class.A. ( ) 2. A: What time is it? B: It's seven o'clock. It's time for breakfast.B. ( ) 3. A: What time is it? B: It's nine o'clock. It's time for dinner. C. ( ) 4. A: What time is it? B: It's ten o'clock. It's time for P. E. class. D. 查看答案
