龙柄壶
参考答案：
龙柄壶流青花执壶，明宣德时器形。造型新颖别致，流为凤首，柄为龙首，腹部一面绘以凤身及尾羽，与凤首相连；另一面则绘以龙身，以连接龙首。
PET显像探测的射线（）
A.X射线
B.α射线
C.β射线
D.γ射线
E.中子
We suggest that you file a claim ______ the shipping company for all the losses incurred as a consequence of failure to ship the goods ______ Order No. 123 in time.（）
A. against, unless
B. for, in
C. against, in
D. against, under
