对于无法确定原产国别(地区)的进口货物，按协定税率征税。
参考答案：错
解析：对于无法确定原产国别(地区)的进口货物，按普通税率征税。
洗必泰溶液为口内手术后常用的含漱液，其浓度是（）。
A.0.01%～0.03%
B.0.05%～0.12%
C.0.3%～0.5%
D.1%～3%
E.3%～5%
In the International Young Pianists Competition, when it was________that Lang Lang had won, he was
too excited to hold back his tears.[ ]
A. told
B. mentioned
C. announced
D. recognized
