用鼠标器点击在“桌面”上的许多“图像”，可以完成()
A、相应操作
B、保存文件
C、上网
D、关闭窗口
参考答案：A
我国的对外开放是指对西方国家的开放。( )
–There will be a talk show this time tomorrow. Would you go with me ?
--I’m sorry,but I _____an important meeting.
A．have attended
B．will be attending
C．am about to attend
D．would attend
