无线电测向是一项科技性()、()融一体的综合性运动项目。
参考答案:体育性;趣味性
—_____ your Chinese teacher very friendly?
—Yes, _____. [ ]
A. Are; he is
B. Is; she is
C. Are; she is
D. Are; they are
对诊断膀胱嗜铬细胞瘤有重要意义的是()
A.头痛
B.心悸
C.腹痛
D.视物模糊
E.在排尿、膀胱充盈或按压膀胱时血压升高