下列哪项不是喘的症状特点（）
A.呼吸困难
B.张口抬肩
C.鼻翼扇动
D.呼吸急迫
E.喉间痰鸣
参考答案：E
-- I’d like to invite you to watch a movie, INCEPTION, this Saturday, Samantha.
--_____________________.
A．Oh, no. I really go wild about movies.
B．I’d rather have a day off.
C．That’ll be a good point.
D．I’m very sorry, but I really don’t feel in the mood for movies.
使用连续批抽样方案，对连续至少20批产品进行抽样检验，可将通过批的平均不合格品率控制在事先要求的某一不合格品率之下。
