有价证券是认定持证人有权取得收入的凭证，可以记名也可以不记名。
参考答案：对
中风主要表现（）
A.突然昏仆，不省人事，伴有口舌斜，半身不遂，失语
B.突然昏仆，不省人事，或伴有四肢厥冷
C.头晕、眼花
D.突然昏仆，四肢抽搐
E.肢体瘫痪，四肢无力，或见肌肉萎缩
Questions 11 to 15 are based on the following interview.
A. Saris are not practical. B. Saris are old-fashioned. C. Saris are not cheap. D. Saris are hot and difficult to walk in.
