因科研等特殊需要，输入禁止入境物的，必须提供入境口岸检验检疫机构签发的特许审批证明。 ( )
参考答案：错
His sacrifices for the country were never officially , which made all of us feel discouraged.
A．acknowledge
B．appealed
C．recommended
D．evaluated
一成年男性身高170厘米，体重66.5千克，则该男性的体质指数值为（）.
A.19
B.21
C.23
D.25
