中止执行满三年未恢复执行的，行政机关不再执行。
参考答案：错
We arrived home at 9：00 in the evening, ________most people had already had supper.[ ]
A．at that time
B．by that time
C．at which time
D．by which time
与HBV病毒感染密切相关的肿瘤是
A．结肠癌B．肺癌C．肾癌D．原发性肝癌E．胰腺癌
