【判断题】在一般情况下,厂商得到的价格若低于平均可变成本就会停止营业。
【单选题】在一般情况下,完全竞争厂商得到的价格低于( )就会停止营业。
【单选题】在一般情况下,厂商得到的价格低于下述哪种成本将停业营业( )
【多选题】在PowerPoint2007中,可以为选定文字加入超链接的方法有()。
A.
单击“插入”选项卡/“链接”区域的【超链接】命令
B.
单击“开始”选项卡/“编辑”区域的【插入超链接】命令
【单选题】由滑车神经支配的肌可使眼球转向的方位是( )
【单选题】shortly after tea Leopold heard the music from upstairs. He was astonished because ______.
A.
Wolfgang loved the piece so much
B.
Wolfgang was playing in the darkness
C.
Marianne had never played the piece so beautifully
D.
Marianne was washing dishes in the kitchen