征税是海关为保证顺利完成监管和征税等任务而采取的保障措施。 ( )
参考答案：错
It was announced that only when the terrible disease was under control ________ to return to their homes.
A．the residents would decide
B．would the residents decide
C．would the residents be decided
D．the residents would be decided
在平均增减量法公式中，d代表逐期增减量。（）
