FrontPage2000的主界面主要由菜单栏、工具栏、（）、工作界面、状态栏等几部分构成。
A.子窗口
B.弹出菜单
C.对话框
D.视图栏
参考答案：D
— Are you a visitor here?
— That’s right. I＿＿round the world and now my dream of coming to China＿＿true.
A．have traveled； has come
B．was traveling； had been come
C．am traveling； has come
D．have traveled； has been come
心绞痛发作时应立即 （）
A.安静坐位或半卧，舌下含服硝酸甘油
B.吸氧
C.指导患者采用放松术
D.陪伴患者给予心理安慰
E.肌肉注射吗啡
