______ late, we had to walk home.

题库:邮政储汇业务员考试 类型:最佳选择题 时间:2017-06-30 14:21:15 免费下载:《简单单选》Word试卷

______ late, we had to walk home.
A.Being
B.As we were
C.We being
D.having been

本题关键词:丁醇提取碘（BEI）,乙型肝炎病毒核心抗体诊断试剂盒(酶联免疫法)Diagnostic Kit for Antibody to Hepatitis B Core Antigen(ELISA);