A国规定2005年从B国进口打火机数量不得超过100万只,这种贸易限制措施属于()
A.“自动”出口配额
B.关税配额
C.国别配额
D.全球配额
参考答案:C
—You didn’t have so much time, did you?
_______. I had nothing to do all day.
A.Yes, I did
B.Yes , I didn’t
C.No. I didn’t
D.No. I did
兴士堡试验法主要根据苯磺酰氯与各级胺反应的产物是否溶于酸进行判断。( )