椎基底动脉系统TIA的常见症状一般不包括()。
A.眩晕
B.单眼黑矇
C.跌倒发作
D.短暂性全面性遗忘
E.平衡障碍
参考答案:B
I would like to have the experiment _____ right away. [ ]
A. tested
B. proved
C. performed
D. carried
两用物项和技术进出口许可证发证机构是商务部配额许可证事务局和受商务部委托的省级商务主管部门。