具有α1和α2受体阻断作用的药物是
A．酚妥拉明
B．哌唑嗪
C．育亨宾
D．普萘洛尔
E．吲哚洛尔
参考答案：A
Which of the following statements is implied in the passage
A．Anthropologists have nothing to do with linguists.
B．Linguists have nothing to do with anthropologists.
C．The study of languages casts light upon the study of cultures.
D．The study of cultures casts no light upon the study of languages.
企业以现金支付职工奖金50000元。（）
